Home / 129,762,032.40-194,643,048.60-125,227,069.20

Finding the Fourth Proportional to 129,762,032.40, 194,643,048.60 and 125,227,069.20

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Solution

The fourth proportional to 129,762,032.40, 194,643,048.60 and 125,227,069.20 is: 187,840,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,762,032.40 : 194,643,048.60 = 125,227,069.20 : x
  2. Step 2: Convert to fraction form
    129,762,032.40/194,643,048.60 = 125,227,069.20/x
  3. Step 3: Cross multiply
    129,762,032.40x = 194,643,048.60 × 125,227,069.20
  4. Step 4: Simplify right side
    129,762,032.40x = 24,374,578,516,331,164
  5. Step 5: Solve for x
    x = 24,374,578,516,331,164/129,762,032.40
  6. Step 6: Final answer
    x = 187,840,603.80

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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.