Home / 144,801,877.20-217,202,815.80-42,576,248.40

Finding the Fourth Proportional to 144,801,877.20, 217,202,815.80 and 42,576,248.40

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Solution

The fourth proportional to 144,801,877.20, 217,202,815.80 and 42,576,248.40 is: 63,864,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,801,877.20 : 217,202,815.80 = 42,576,248.40 : x
  2. Step 2: Convert to fraction form
    144,801,877.20/217,202,815.80 = 42,576,248.40/x
  3. Step 3: Cross multiply
    144,801,877.20x = 217,202,815.80 × 42,576,248.40
  4. Step 4: Simplify right side
    144,801,877.20x = 9,247,681,038,680,244
  5. Step 5: Solve for x
    x = 9,247,681,038,680,244/144,801,877.20
  6. Step 6: Final answer
    x = 63,864,372.60

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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.