Home / 137,070,872.61-205,607,008.76-46,195,248.93

Finding the Fourth Proportional to 137,070,872.61, 205,607,008.76 and 46,195,248.93

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Solution

The fourth proportional to 137,070,872.61, 205,607,008.76 and 46,195,248.93 is: 69,293,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,070,872.61 : 205,607,008.76 = 46,195,248.93 : x
  2. Step 2: Convert to fraction form
    137,070,872.61/205,607,008.76 = 46,195,248.93/x
  3. Step 3: Cross multiply
    137,070,872.61x = 205,607,008.76 × 46,195,248.93
  4. Step 4: Simplify right side
    137,070,872.61x = 9,498,066,951,189,914
  5. Step 5: Solve for x
    x = 9,498,066,951,189,914/137,070,872.61
  6. Step 6: Final answer
    x = 69,293,109.25

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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.