Home / 161,815,058.70-242,754,080.85-46,803,353.10

Finding the Fourth Proportional to 161,815,058.70, 242,754,080.85 and 46,803,353.10

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Solution

The fourth proportional to 161,815,058.70, 242,754,080.85 and 46,803,353.10 is: 70,214,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,815,058.70 : 242,754,080.85 = 46,803,353.10 : x
  2. Step 2: Convert to fraction form
    161,815,058.70/242,754,080.85 = 46,803,353.10/x
  3. Step 3: Cross multiply
    161,815,058.70x = 242,754,080.85 × 46,803,353.10
  4. Step 4: Simplify right side
    161,815,058.70x = 11,361,704,962,488,498
  5. Step 5: Solve for x
    x = 11,361,704,962,488,498/161,815,058.70
  6. Step 6: Final answer
    x = 70,214,138.62

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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.