Home / 5,388,665,861.28-7,436,279,748.14-3,009,838,514.43

Finding the Fourth Proportional to 5,388,665,861.28, 7,436,279,748.14 and 3,009,838,514.43

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Solution

The fourth proportional to 5,388,665,861.28, 7,436,279,748.14 and 3,009,838,514.43 is: 4,153,532,946.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,665,861.28 : 7,436,279,748.14 = 3,009,838,514.43 : x
  2. Step 2: Convert to fraction form
    5,388,665,861.28/7,436,279,748.14 = 3,009,838,514.43/x
  3. Step 3: Cross multiply
    5,388,665,861.28x = 7,436,279,748.14 × 3,009,838,514.43
  4. Step 4: Simplify right side
    5,388,665,861.28x = 22,382,001,190,018,117,632
  5. Step 5: Solve for x
    x = 22,382,001,190,018,117,632/5,388,665,861.28
  6. Step 6: Final answer
    x = 4,153,532,946.04

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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.