Home / 530,568,266.40-795,096,572.40-391,307,104.80

Finding the Fourth Proportional to 530,568,266.40, 795,096,572.40 and 391,307,104.80

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Solution

The fourth proportional to 530,568,266.40, 795,096,572.40 and 391,307,104.80 is: 586,403,216.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,568,266.40 : 795,096,572.40 = 391,307,104.80 : x
  2. Step 2: Convert to fraction form
    530,568,266.40/795,096,572.40 = 391,307,104.80/x
  3. Step 3: Cross multiply
    530,568,266.40x = 795,096,572.40 × 391,307,104.80
  4. Step 4: Simplify right side
    530,568,266.40x = 311,126,937,782,247,616
  5. Step 5: Solve for x
    x = 311,126,937,782,247,616/530,568,266.40
  6. Step 6: Final answer
    x = 586,403,216.11

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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.