Home / 10,047,895,442.64-13,865,842,279.36-5,531,729,409.20

Finding the Fourth Proportional to 10,047,895,442.64, 13,865,842,279.36 and 5,531,729,409.20

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Solution

The fourth proportional to 10,047,895,442.64, 13,865,842,279.36 and 5,531,729,409.20 is: 7,633,647,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047,895,442.64 : 13,865,842,279.36 = 5,531,729,409.20 : x
  2. Step 2: Convert to fraction form
    10,047,895,442.64/13,865,842,279.36 = 5,531,729,409.20/x
  3. Step 3: Cross multiply
    10,047,895,442.64x = 13,865,842,279.36 × 5,531,729,409.20
  4. Step 4: Simplify right side
    10,047,895,442.64x = 76,702,087,520,064,471,040
  5. Step 5: Solve for x
    x = 76,702,087,520,064,471,040/10,047,895,442.64
  6. Step 6: Final answer
    x = 7,633,647,061.51

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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.