Home / 977,069,460.20-1,465,604,190.30-330,837,204.20

Finding the Fourth Proportional to 977,069,460.20, 1,465,604,190.30 and 330,837,204.20

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Solution

The fourth proportional to 977,069,460.20, 1,465,604,190.30 and 330,837,204.20 is: 496,255,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,069,460.20 : 1,465,604,190.30 = 330,837,204.20 : x
  2. Step 2: Convert to fraction form
    977,069,460.20/1,465,604,190.30 = 330,837,204.20/x
  3. Step 3: Cross multiply
    977,069,460.20x = 1,465,604,190.30 × 330,837,204.20
  4. Step 4: Simplify right side
    977,069,460.20x = 484,876,392,782,656,704
  5. Step 5: Solve for x
    x = 484,876,392,782,656,704/977,069,460.20
  6. Step 6: Final answer
    x = 496,255,806.30

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Double scale
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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.