Home / 99,374,940.30-148,973,764.05-38,776,572.30

Finding the Fourth Proportional to 99,374,940.30, 148,973,764.05 and 38,776,572.30

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Solution

The fourth proportional to 99,374,940.30, 148,973,764.05 and 38,776,572.30 is: 58,130,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,374,940.30 : 148,973,764.05 = 38,776,572.30 : x
  2. Step 2: Convert to fraction form
    99,374,940.30/148,973,764.05 = 38,776,572.30/x
  3. Step 3: Cross multiply
    99,374,940.30x = 148,973,764.05 × 38,776,572.30
  4. Step 4: Simplify right side
    99,374,940.30x = 5,776,691,932,487,966
  5. Step 5: Solve for x
    x = 5,776,691,932,487,966/99,374,940.30
  6. Step 6: Final answer
    x = 58,130,268.20

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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.