Home / 143,737,526.20-215,606,289.30-97,821,023.80

Finding the Fourth Proportional to 143,737,526.20, 215,606,289.30 and 97,821,023.80

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Solution

The fourth proportional to 143,737,526.20, 215,606,289.30 and 97,821,023.80 is: 146,731,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,737,526.20 : 215,606,289.30 = 97,821,023.80 : x
  2. Step 2: Convert to fraction form
    143,737,526.20/215,606,289.30 = 97,821,023.80/x
  3. Step 3: Cross multiply
    143,737,526.20x = 215,606,289.30 × 97,821,023.80
  4. Step 4: Simplify right side
    143,737,526.20x = 21,090,827,957,044,984
  5. Step 5: Solve for x
    x = 21,090,827,957,044,984/143,737,526.20
  6. Step 6: Final answer
    x = 146,731,535.70

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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.