Home / 145,654,061.40-218,481,092.10-59,345,418.60

Finding the Fourth Proportional to 145,654,061.40, 218,481,092.10 and 59,345,418.60

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Solution

The fourth proportional to 145,654,061.40, 218,481,092.10 and 59,345,418.60 is: 89,018,127.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,654,061.40 : 218,481,092.10 = 59,345,418.60 : x
  2. Step 2: Convert to fraction form
    145,654,061.40/218,481,092.10 = 59,345,418.60/x
  3. Step 3: Cross multiply
    145,654,061.40x = 218,481,092.10 × 59,345,418.60
  4. Step 4: Simplify right side
    145,654,061.40x = 12,965,851,866,859,654
  5. Step 5: Solve for x
    x = 12,965,851,866,859,654/145,654,061.40
  6. Step 6: Final answer
    x = 89,018,127.90

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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.