Home / 144,912,697.20-217,306,060.20-47,830,892.40

Finding the Fourth Proportional to 144,912,697.20, 217,306,060.20 and 47,830,892.40

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Solution

The fourth proportional to 144,912,697.20, 217,306,060.20 and 47,830,892.40 is: 71,725,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,912,697.20 : 217,306,060.20 = 47,830,892.40 : x
  2. Step 2: Convert to fraction form
    144,912,697.20/217,306,060.20 = 47,830,892.40/x
  3. Step 3: Cross multiply
    144,912,697.20x = 217,306,060.20 × 47,830,892.40
  4. Step 4: Simplify right side
    144,912,697.20x = 10,393,942,783,294,122
  5. Step 5: Solve for x
    x = 10,393,942,783,294,122/144,912,697.20
  6. Step 6: Final answer
    x = 71,725,549.13

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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.