Home / 8,275,853,162.80-12,413,779,744.20-7,377,930,449.20

Finding the Fourth Proportional to 8,275,853,162.80, 12,413,779,744.20 and 7,377,930,449.20

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Solution

The fourth proportional to 8,275,853,162.80, 12,413,779,744.20 and 7,377,930,449.20 is: 11,066,895,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,853,162.80 : 12,413,779,744.20 = 7,377,930,449.20 : x
  2. Step 2: Convert to fraction form
    8,275,853,162.80/12,413,779,744.20 = 7,377,930,449.20/x
  3. Step 3: Cross multiply
    8,275,853,162.80x = 12,413,779,744.20 × 7,377,930,449.20
  4. Step 4: Simplify right side
    8,275,853,162.80x = 91,588,003,564,395,364,352
  5. Step 5: Solve for x
    x = 91,588,003,564,395,364,352/8,275,853,162.80
  6. Step 6: Final answer
    x = 11,066,895,673.80

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Double scale
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1.5x scale

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.