Home / 556,632,406.20-834,948,609.30-524,887,663.80

Finding the Fourth Proportional to 556,632,406.20, 834,948,609.30 and 524,887,663.80

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Solution

The fourth proportional to 556,632,406.20, 834,948,609.30 and 524,887,663.80 is: 787,331,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,632,406.20 : 834,948,609.30 = 524,887,663.80 : x
  2. Step 2: Convert to fraction form
    556,632,406.20/834,948,609.30 = 524,887,663.80/x
  3. Step 3: Cross multiply
    556,632,406.20x = 834,948,609.30 × 524,887,663.80
  4. Step 4: Simplify right side
    556,632,406.20x = 438,254,224,928,535,936
  5. Step 5: Solve for x
    x = 438,254,224,928,535,936/556,632,406.20
  6. Step 6: Final answer
    x = 787,331,495.70

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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.