Home / 930,835,441.80-1,396,253,162.70-655,336,427.40

Finding the Fourth Proportional to 930,835,441.80, 1,396,253,162.70 and 655,336,427.40

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Solution

The fourth proportional to 930,835,441.80, 1,396,253,162.70 and 655,336,427.40 is: 983,004,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,835,441.80 : 1,396,253,162.70 = 655,336,427.40 : x
  2. Step 2: Convert to fraction form
    930,835,441.80/1,396,253,162.70 = 655,336,427.40/x
  3. Step 3: Cross multiply
    930,835,441.80x = 1,396,253,162.70 × 655,336,427.40
  4. Step 4: Simplify right side
    930,835,441.80x = 915,015,559,389,768,960
  5. Step 5: Solve for x
    x = 915,015,559,389,768,960/930,835,441.80
  6. Step 6: Final answer
    x = 983,004,641.10

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Double scale
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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.