Home / 632,506,772.43-947,524,557.11-435,735,427.77

Finding the Fourth Proportional to 632,506,772.43, 947,524,557.11 and 435,735,427.77

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Solution

The fourth proportional to 632,506,772.43, 947,524,557.11 and 435,735,427.77 is: 652,751,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,506,772.43 : 947,524,557.11 = 435,735,427.77 : x
  2. Step 2: Convert to fraction form
    632,506,772.43/947,524,557.11 = 435,735,427.77/x
  3. Step 3: Cross multiply
    632,506,772.43x = 947,524,557.11 × 435,735,427.77
  4. Step 4: Simplify right side
    632,506,772.43x = 412,870,018,212,726,976
  5. Step 5: Solve for x
    x = 412,870,018,212,726,976/632,506,772.43
  6. Step 6: Final answer
    x = 652,751,932.80

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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.