Home / 145,626,646.20-218,439,969.30-37,921,270.20

Finding the Fourth Proportional to 145,626,646.20, 218,439,969.30 and 37,921,270.20

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Solution

The fourth proportional to 145,626,646.20, 218,439,969.30 and 37,921,270.20 is: 56,881,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,626,646.20 : 218,439,969.30 = 37,921,270.20 : x
  2. Step 2: Convert to fraction form
    145,626,646.20/218,439,969.30 = 37,921,270.20/x
  3. Step 3: Cross multiply
    145,626,646.20x = 218,439,969.30 × 37,921,270.20
  4. Step 4: Simplify right side
    145,626,646.20x = 8,283,521,098,305,006
  5. Step 5: Solve for x
    x = 8,283,521,098,305,006/145,626,646.20
  6. Step 6: Final answer
    x = 56,881,905.30

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Double scale
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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.