Home / 162,159,730.20-243,252,870.39-47,144,131.74

Finding the Fourth Proportional to 162,159,730.20, 243,252,870.39 and 47,144,131.74

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Solution

The fourth proportional to 162,159,730.20, 243,252,870.39 and 47,144,131.74 is: 70,720,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,159,730.20 : 243,252,870.39 = 47,144,131.74 : x
  2. Step 2: Convert to fraction form
    162,159,730.20/243,252,870.39 = 47,144,131.74/x
  3. Step 3: Cross multiply
    162,159,730.20x = 243,252,870.39 × 47,144,131.74
  4. Step 4: Simplify right side
    162,159,730.20x = 11,467,945,367,799,306
  5. Step 5: Solve for x
    x = 11,467,945,367,799,306/162,159,730.20
  6. Step 6: Final answer
    x = 70,720,057.03

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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.