Home / 141,834,431.52-212,735,696.76-38,211,295.32

Finding the Fourth Proportional to 141,834,431.52, 212,735,696.76 and 38,211,295.32

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Solution

The fourth proportional to 141,834,431.52, 212,735,696.76 and 38,211,295.32 is: 57,312,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,834,431.52 : 212,735,696.76 = 38,211,295.32 : x
  2. Step 2: Convert to fraction form
    141,834,431.52/212,735,696.76 = 38,211,295.32/x
  3. Step 3: Cross multiply
    141,834,431.52x = 212,735,696.76 × 38,211,295.32
  4. Step 4: Simplify right side
    141,834,431.52x = 8,128,906,534,002,327
  5. Step 5: Solve for x
    x = 8,128,906,534,002,327/141,834,431.52
  6. Step 6: Final answer
    x = 57,312,645.79

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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.