Home / 791,856,052.20-1,187,784,078.30-502,008,130.80

Finding the Fourth Proportional to 791,856,052.20, 1,187,784,078.30 and 502,008,130.80

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Solution

The fourth proportional to 791,856,052.20, 1,187,784,078.30 and 502,008,130.80 is: 753,012,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,856,052.20 : 1,187,784,078.30 = 502,008,130.80 : x
  2. Step 2: Convert to fraction form
    791,856,052.20/1,187,784,078.30 = 502,008,130.80/x
  3. Step 3: Cross multiply
    791,856,052.20x = 1,187,784,078.30 × 502,008,130.80
  4. Step 4: Simplify right side
    791,856,052.20x = 596,277,264,941,383,808
  5. Step 5: Solve for x
    x = 596,277,264,941,383,808/791,856,052.20
  6. Step 6: Final answer
    x = 753,012,196.20

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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.