Home / 530,568,240.90-795,096,534.15-391,307,079.30

Finding the Fourth Proportional to 530,568,240.90, 795,096,534.15 and 391,307,079.30

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Solution

The fourth proportional to 530,568,240.90, 795,096,534.15 and 391,307,079.30 is: 586,403,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,568,240.90 : 795,096,534.15 = 391,307,079.30 : x
  2. Step 2: Convert to fraction form
    530,568,240.90/795,096,534.15 = 391,307,079.30/x
  3. Step 3: Cross multiply
    530,568,240.90x = 795,096,534.15 × 391,307,079.30
  4. Step 4: Simplify right side
    530,568,240.90x = 311,126,902,539,789,184
  5. Step 5: Solve for x
    x = 311,126,902,539,789,184/530,568,240.90
  6. Step 6: Final answer
    x = 586,403,177.87

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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.