Home / 161,860,001.90-242,790,002.85-112,542,277.10

Finding the Fourth Proportional to 161,860,001.90, 242,790,002.85 and 112,542,277.10

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Solution

The fourth proportional to 161,860,001.90, 242,790,002.85 and 112,542,277.10 is: 168,813,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,860,001.90 : 242,790,002.85 = 112,542,277.10 : x
  2. Step 2: Convert to fraction form
    161,860,001.90/242,790,002.85 = 112,542,277.10/x
  3. Step 3: Cross multiply
    161,860,001.90x = 242,790,002.85 × 112,542,277.10
  4. Step 4: Simplify right side
    161,860,001.90x = 27,324,139,777,854,488
  5. Step 5: Solve for x
    x = 27,324,139,777,854,488/161,860,001.90
  6. Step 6: Final answer
    x = 168,813,415.65

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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.