Home / 161,654,154.36-242,634,531.54-100,056,987.08

Finding the Fourth Proportional to 161,654,154.36, 242,634,531.54 and 100,056,987.08

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Solution

The fourth proportional to 161,654,154.36, 242,634,531.54 and 100,056,987.08 is: 150,180,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,654,154.36 : 242,634,531.54 = 100,056,987.08 : x
  2. Step 2: Convert to fraction form
    161,654,154.36/242,634,531.54 = 100,056,987.08/x
  3. Step 3: Cross multiply
    161,654,154.36x = 242,634,531.54 × 100,056,987.08
  4. Step 4: Simplify right side
    161,654,154.36x = 24,277,280,187,459,632
  5. Step 5: Solve for x
    x = 24,277,280,187,459,632/161,654,154.36
  6. Step 6: Final answer
    x = 150,180,366.74

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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.