Home / 108,915,124.33-163,420,931.38-57,087,409.91

Finding the Fourth Proportional to 108,915,124.33, 163,420,931.38 and 57,087,409.91

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Solution

The fourth proportional to 108,915,124.33, 163,420,931.38 and 57,087,409.91 is: 85,656,402.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,915,124.33 : 163,420,931.38 = 57,087,409.91 : x
  2. Step 2: Convert to fraction form
    108,915,124.33/163,420,931.38 = 57,087,409.91/x
  3. Step 3: Cross multiply
    108,915,124.33x = 163,420,931.38 × 57,087,409.91
  4. Step 4: Simplify right side
    108,915,124.33x = 9,329,277,697,641,524
  5. Step 5: Solve for x
    x = 9,329,277,697,641,524/108,915,124.33
  6. Step 6: Final answer
    x = 85,656,402.22

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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.