Home / 5,626,872,137.48-7,765,010,283.87-3,215,527,193.70

Finding the Fourth Proportional to 5,626,872,137.48, 7,765,010,283.87 and 3,215,527,193.70

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Solution

The fourth proportional to 5,626,872,137.48, 7,765,010,283.87 and 3,215,527,193.70 is: 4,437,385,658.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626,872,137.48 : 7,765,010,283.87 = 3,215,527,193.70 : x
  2. Step 2: Convert to fraction form
    5,626,872,137.48/7,765,010,283.87 = 3,215,527,193.70/x
  3. Step 3: Cross multiply
    5,626,872,137.48x = 7,765,010,283.87 × 3,215,527,193.70
  4. Step 4: Simplify right side
    5,626,872,137.48x = 24,968,601,727,144,140,800
  5. Step 5: Solve for x
    x = 24,968,601,727,144,140,800/5,626,872,137.48
  6. Step 6: Final answer
    x = 4,437,385,658.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.