Home / 652,821,490.80-979,232,236.20-433,761,510.60

Finding the Fourth Proportional to 652,821,490.80, 979,232,236.20 and 433,761,510.60

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Solution

The fourth proportional to 652,821,490.80, 979,232,236.20 and 433,761,510.60 is: 650,642,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,821,490.80 : 979,232,236.20 = 433,761,510.60 : x
  2. Step 2: Convert to fraction form
    652,821,490.80/979,232,236.20 = 433,761,510.60/x
  3. Step 3: Cross multiply
    652,821,490.80x = 979,232,236.20 × 433,761,510.60
  4. Step 4: Simplify right side
    652,821,490.80x = 424,753,254,002,328,064
  5. Step 5: Solve for x
    x = 424,753,254,002,328,064/652,821,490.80
  6. Step 6: Final answer
    x = 650,642,265.90

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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.