Home / 2,378,406,146.20-3,567,609,219.30-655,120,130.20

Finding the Fourth Proportional to 2,378,406,146.20, 3,567,609,219.30 and 655,120,130.20

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Solution

The fourth proportional to 2,378,406,146.20, 3,567,609,219.30 and 655,120,130.20 is: 982,680,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,406,146.20 : 3,567,609,219.30 = 655,120,130.20 : x
  2. Step 2: Convert to fraction form
    2,378,406,146.20/3,567,609,219.30 = 655,120,130.20/x
  3. Step 3: Cross multiply
    2,378,406,146.20x = 3,567,609,219.30 × 655,120,130.20
  4. Step 4: Simplify right side
    2,378,406,146.20x = 2,337,212,616,250,536,448
  5. Step 5: Solve for x
    x = 2,337,212,616,250,536,448/2,378,406,146.20
  6. Step 6: Final answer
    x = 982,680,195.30

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Half scale
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Double scale
Find fourth proportional to 2,378,406,147.20, 3,567,609,220.80 and 655,120,131.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.