Home / 124,993,124.40-187,340,387.40-64,377,649.20

Finding the Fourth Proportional to 124,993,124.40, 187,340,387.40 and 64,377,649.20

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Solution

The fourth proportional to 124,993,124.40, 187,340,387.40 and 64,377,649.20 is: 96,489,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,993,124.40 : 187,340,387.40 = 64,377,649.20 : x
  2. Step 2: Convert to fraction form
    124,993,124.40/187,340,387.40 = 64,377,649.20/x
  3. Step 3: Cross multiply
    124,993,124.40x = 187,340,387.40 × 64,377,649.20
  4. Step 4: Simplify right side
    124,993,124.40x = 12,060,533,741,029,302
  5. Step 5: Solve for x
    x = 12,060,533,741,029,302/124,993,124.40
  6. Step 6: Final answer
    x = 96,489,577.32

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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.