Home / 10,303,146,932.78-15,451,443,962.13-3,314,331,047.18

Finding the Fourth Proportional to 10,303,146,932.78, 15,451,443,962.13 and 3,314,331,047.18

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Solution

The fourth proportional to 10,303,146,932.78, 15,451,443,962.13 and 3,314,331,047.18 is: 4,970,442,601.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303,146,932.78 : 15,451,443,962.13 = 3,314,331,047.18 : x
  2. Step 2: Convert to fraction form
    10,303,146,932.78/15,451,443,962.13 = 3,314,331,047.18/x
  3. Step 3: Cross multiply
    10,303,146,932.78x = 15,451,443,962.13 × 3,314,331,047.18
  4. Step 4: Simplify right side
    10,303,146,932.78x = 51,211,200,447,449,407,488
  5. Step 5: Solve for x
    x = 51,211,200,447,449,407,488/10,303,146,932.78
  6. Step 6: Final answer
    x = 4,970,442,601.82

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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.