Home / 144,103,031.40-216,167,835.10-47,059,247.60

Finding the Fourth Proportional to 144,103,031.40, 216,167,835.10 and 47,059,247.60

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Solution

The fourth proportional to 144,103,031.40, 216,167,835.10 and 47,059,247.60 is: 70,593,210.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,103,031.40 : 216,167,835.10 = 47,059,247.60 : x
  2. Step 2: Convert to fraction form
    144,103,031.40/216,167,835.10 = 47,059,247.60/x
  3. Step 3: Cross multiply
    144,103,031.40x = 216,167,835.10 × 47,059,247.60
  4. Step 4: Simplify right side
    144,103,031.40x = 10,172,695,675,126,870
  5. Step 5: Solve for x
    x = 10,172,695,675,126,870/144,103,031.40
  6. Step 6: Final answer
    x = 70,593,210.82

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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.