Home / 147,657,939.83-221,534,225.76-103,388,338.88

Finding the Fourth Proportional to 147,657,939.83, 221,534,225.76 and 103,388,338.88

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Solution

The fourth proportional to 147,657,939.83, 221,534,225.76 and 103,388,338.88 is: 155,115,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,657,939.83 : 221,534,225.76 = 103,388,338.88 : x
  2. Step 2: Convert to fraction form
    147,657,939.83/221,534,225.76 = 103,388,338.88/x
  3. Step 3: Cross multiply
    147,657,939.83x = 221,534,225.76 × 103,388,338.88
  4. Step 4: Simplify right side
    147,657,939.83x = 22,904,055,605,285,632
  5. Step 5: Solve for x
    x = 22,904,055,605,285,632/147,657,939.83
  6. Step 6: Final answer
    x = 155,115,638.43

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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.