Home / 100,014,788.10-150,022,182.15-42,508,935.30

Finding the Fourth Proportional to 100,014,788.10, 150,022,182.15 and 42,508,935.30

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Solution

The fourth proportional to 100,014,788.10, 150,022,182.15 and 42,508,935.30 is: 63,763,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,014,788.10 : 150,022,182.15 = 42,508,935.30 : x
  2. Step 2: Convert to fraction form
    100,014,788.10/150,022,182.15 = 42,508,935.30/x
  3. Step 3: Cross multiply
    100,014,788.10x = 150,022,182.15 × 42,508,935.30
  4. Step 4: Simplify right side
    100,014,788.10x = 6,377,283,234,579,165
  5. Step 5: Solve for x
    x = 6,377,283,234,579,165/100,014,788.10
  6. Step 6: Final answer
    x = 63,763,402.95

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1.5x scale

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.