Home / 145,536,019.20-218,304,028.80-59,230,000.80

Finding the Fourth Proportional to 145,536,019.20, 218,304,028.80 and 59,230,000.80

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Solution

The fourth proportional to 145,536,019.20, 218,304,028.80 and 59,230,000.80 is: 88,845,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,536,019.20 : 218,304,028.80 = 59,230,000.80 : x
  2. Step 2: Convert to fraction form
    145,536,019.20/218,304,028.80 = 59,230,000.80/x
  3. Step 3: Cross multiply
    145,536,019.20x = 218,304,028.80 × 59,230,000.80
  4. Step 4: Simplify right side
    145,536,019.20x = 12,930,147,800,467,224
  5. Step 5: Solve for x
    x = 12,930,147,800,467,224/145,536,019.20
  6. Step 6: Final answer
    x = 88,845,001.20

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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.