Home / 207,538,966.76-286,403,836.90-113,453,522.92

Finding the Fourth Proportional to 207,538,966.76, 286,403,836.90 and 113,453,522.92

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Solution

The fourth proportional to 207,538,966.76, 286,403,836.90 and 113,453,522.92 is: 156,565,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,538,966.76 : 286,403,836.90 = 113,453,522.92 : x
  2. Step 2: Convert to fraction form
    207,538,966.76/286,403,836.90 = 113,453,522.92/x
  3. Step 3: Cross multiply
    207,538,966.76x = 286,403,836.90 × 113,453,522.92
  4. Step 4: Simplify right side
    207,538,966.76x = 32,493,524,274,110,088
  5. Step 5: Solve for x
    x = 32,493,524,274,110,088/207,538,966.76
  6. Step 6: Final answer
    x = 156,565,895.94

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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.