Home / 5,220,288,035.70-7,830,432,053.55-3,156,375,894.90

Finding the Fourth Proportional to 5,220,288,035.70, 7,830,432,053.55 and 3,156,375,894.90

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Solution

The fourth proportional to 5,220,288,035.70, 7,830,432,053.55 and 3,156,375,894.90 is: 4,734,563,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,288,035.70 : 7,830,432,053.55 = 3,156,375,894.90 : x
  2. Step 2: Convert to fraction form
    5,220,288,035.70/7,830,432,053.55 = 3,156,375,894.90/x
  3. Step 3: Cross multiply
    5,220,288,035.70x = 7,830,432,053.55 × 3,156,375,894.90
  4. Step 4: Simplify right side
    5,220,288,035.70x = 24,715,786,980,477,526,016
  5. Step 5: Solve for x
    x = 24,715,786,980,477,526,016/5,220,288,035.70
  6. Step 6: Final answer
    x = 4,734,563,842.35

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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.