Home / 147,024,042.80-220,536,064.20-144,756,561.20

Finding the Fourth Proportional to 147,024,042.80, 220,536,064.20 and 144,756,561.20

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Solution

The fourth proportional to 147,024,042.80, 220,536,064.20 and 144,756,561.20 is: 217,134,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,024,042.80 : 220,536,064.20 = 144,756,561.20 : x
  2. Step 2: Convert to fraction form
    147,024,042.80/220,536,064.20 = 144,756,561.20/x
  3. Step 3: Cross multiply
    147,024,042.80x = 220,536,064.20 × 144,756,561.20
  4. Step 4: Simplify right side
    147,024,042.80x = 31,924,042,274,174,424
  5. Step 5: Solve for x
    x = 31,924,042,274,174,424/147,024,042.80
  6. Step 6: Final answer
    x = 217,134,841.80

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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.