Home / 8,610,367,421.70-12,915,551,132.55-2,067,265,829.70

Finding the Fourth Proportional to 8,610,367,421.70, 12,915,551,132.55 and 2,067,265,829.70

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Solution

The fourth proportional to 8,610,367,421.70, 12,915,551,132.55 and 2,067,265,829.70 is: 3,100,898,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,610,367,421.70 : 12,915,551,132.55 = 2,067,265,829.70 : x
  2. Step 2: Convert to fraction form
    8,610,367,421.70/12,915,551,132.55 = 2,067,265,829.70/x
  3. Step 3: Cross multiply
    8,610,367,421.70x = 12,915,551,132.55 × 2,067,265,829.70
  4. Step 4: Simplify right side
    8,610,367,421.70x = 26,699,877,528,063,750,144
  5. Step 5: Solve for x
    x = 26,699,877,528,063,750,144/8,610,367,421.70
  6. Step 6: Final answer
    x = 3,100,898,744.55

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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.