Home / 19,729,810,367.10-29,594,715,550.65-15,545,669,085.90

Finding the Fourth Proportional to 19,729,810,367.10, 29,594,715,550.65 and 15,545,669,085.90

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Solution

The fourth proportional to 19,729,810,367.10, 29,594,715,550.65 and 15,545,669,085.90 is: 23,318,503,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,729,810,367.10 : 29,594,715,550.65 = 15,545,669,085.90 : x
  2. Step 2: Convert to fraction form
    19,729,810,367.10/29,594,715,550.65 = 15,545,669,085.90/x
  3. Step 3: Cross multiply
    19,729,810,367.10x = 29,594,715,550.65 × 15,545,669,085.90
  4. Step 4: Simplify right side
    19,729,810,367.10x = 460,069,654,641,743,691,776
  5. Step 5: Solve for x
    x = 460,069,654,641,743,691,776/19,729,810,367.10
  6. Step 6: Final answer
    x = 23,318,503,628.85

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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.