Home / 177,129,836.40-265,694,754.60-156,974,444.40

Finding the Fourth Proportional to 177,129,836.40, 265,694,754.60 and 156,974,444.40

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Solution

The fourth proportional to 177,129,836.40, 265,694,754.60 and 156,974,444.40 is: 235,461,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,129,836.40 : 265,694,754.60 = 156,974,444.40 : x
  2. Step 2: Convert to fraction form
    177,129,836.40/265,694,754.60 = 156,974,444.40/x
  3. Step 3: Cross multiply
    177,129,836.40x = 265,694,754.60 × 156,974,444.40
  4. Step 4: Simplify right side
    177,129,836.40x = 41,707,286,483,329,344
  5. Step 5: Solve for x
    x = 41,707,286,483,329,344/177,129,836.40
  6. Step 6: Final answer
    x = 235,461,666.60

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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.