Home / 869,175,489.60-1,303,763,234.40-593,676,475.20

Finding the Fourth Proportional to 869,175,489.60, 1,303,763,234.40 and 593,676,475.20

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Solution

The fourth proportional to 869,175,489.60, 1,303,763,234.40 and 593,676,475.20 is: 890,514,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,175,489.60 : 1,303,763,234.40 = 593,676,475.20 : x
  2. Step 2: Convert to fraction form
    869,175,489.60/1,303,763,234.40 = 593,676,475.20/x
  3. Step 3: Cross multiply
    869,175,489.60x = 1,303,763,234.40 × 593,676,475.20
  4. Step 4: Simplify right side
    869,175,489.60x = 774,013,561,493,943,552
  5. Step 5: Solve for x
    x = 774,013,561,493,943,552/869,175,489.60
  6. Step 6: Final answer
    x = 890,514,712.80

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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.