Home / 8,077,205,001.70-12,115,807,502.55-3,723,640,329.70

Finding the Fourth Proportional to 8,077,205,001.70, 12,115,807,502.55 and 3,723,640,329.70

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Solution

The fourth proportional to 8,077,205,001.70, 12,115,807,502.55 and 3,723,640,329.70 is: 5,585,460,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,205,001.70 : 12,115,807,502.55 = 3,723,640,329.70 : x
  2. Step 2: Convert to fraction form
    8,077,205,001.70/12,115,807,502.55 = 3,723,640,329.70/x
  3. Step 3: Cross multiply
    8,077,205,001.70x = 12,115,807,502.55 × 3,723,640,329.70
  4. Step 4: Simplify right side
    8,077,205,001.70x = 45,114,909,443,377,012,736
  5. Step 5: Solve for x
    x = 45,114,909,443,377,012,736/8,077,205,001.70
  6. Step 6: Final answer
    x = 5,585,460,494.55

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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.