Home / 161,514,279.20-242,271,418.80-64,484,962.40

Finding the Fourth Proportional to 161,514,279.20, 242,271,418.80 and 64,484,962.40

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Solution

The fourth proportional to 161,514,279.20, 242,271,418.80 and 64,484,962.40 is: 96,727,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,514,279.20 : 242,271,418.80 = 64,484,962.40 : x
  2. Step 2: Convert to fraction form
    161,514,279.20/242,271,418.80 = 64,484,962.40/x
  3. Step 3: Cross multiply
    161,514,279.20x = 242,271,418.80 × 64,484,962.40
  4. Step 4: Simplify right side
    161,514,279.20x = 15,622,863,331,912,654
  5. Step 5: Solve for x
    x = 15,622,863,331,912,654/161,514,279.20
  6. Step 6: Final answer
    x = 96,727,443.60

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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.