Home / 149,840,818.40-224,509,285.20-124,142,693.60

Finding the Fourth Proportional to 149,840,818.40, 224,509,285.20 and 124,142,693.60

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Solution

The fourth proportional to 149,840,818.40, 224,509,285.20 and 124,142,693.60 is: 186,005,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,840,818.40 : 224,509,285.20 = 124,142,693.60 : x
  2. Step 2: Convert to fraction form
    149,840,818.40/224,509,285.20 = 124,142,693.60/x
  3. Step 3: Cross multiply
    149,840,818.40x = 224,509,285.20 × 124,142,693.60
  4. Step 4: Simplify right side
    149,840,818.40x = 27,871,187,402,938,612
  5. Step 5: Solve for x
    x = 27,871,187,402,938,612/149,840,818.40
  6. Step 6: Final answer
    x = 186,005,306.84

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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.