Home / 161,654,146.62-242,634,519.90-100,056,979.32

Finding the Fourth Proportional to 161,654,146.62, 242,634,519.90 and 100,056,979.32

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Solution

The fourth proportional to 161,654,146.62, 242,634,519.90 and 100,056,979.32 is: 150,180,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,654,146.62 : 242,634,519.90 = 100,056,979.32 : x
  2. Step 2: Convert to fraction form
    161,654,146.62/242,634,519.90 = 100,056,979.32/x
  3. Step 3: Cross multiply
    161,654,146.62x = 242,634,519.90 × 100,056,979.32
  4. Step 4: Simplify right side
    161,654,146.62x = 24,277,277,139,952,428
  5. Step 5: Solve for x
    x = 24,277,277,139,952,428/161,654,146.62
  6. Step 6: Final answer
    x = 150,180,355.08

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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.