Home / 233,771,257.28-322,604,712.96-129,353,729.60

Finding the Fourth Proportional to 233,771,257.28, 322,604,712.96 and 129,353,729.60

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Solution

The fourth proportional to 233,771,257.28, 322,604,712.96 and 129,353,729.60 is: 178,508,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,771,257.28 : 322,604,712.96 = 129,353,729.60 : x
  2. Step 2: Convert to fraction form
    233,771,257.28/322,604,712.96 = 129,353,729.60/x
  3. Step 3: Cross multiply
    233,771,257.28x = 322,604,712.96 × 129,353,729.60
  4. Step 4: Simplify right side
    233,771,257.28x = 41,730,122,807,913,448
  5. Step 5: Solve for x
    x = 41,730,122,807,913,448/233,771,257.28
  6. Step 6: Final answer
    x = 178,508,355.96

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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.