Home / 278,016,914.60-417,160,002.30-114,375,602.60

Finding the Fourth Proportional to 278,016,914.60, 417,160,002.30 and 114,375,602.60

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Solution

The fourth proportional to 278,016,914.60, 417,160,002.30 and 114,375,602.60 is: 171,618,790.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,016,914.60 : 417,160,002.30 = 114,375,602.60 : x
  2. Step 2: Convert to fraction form
    278,016,914.60/417,160,002.30 = 114,375,602.60/x
  3. Step 3: Cross multiply
    278,016,914.60x = 417,160,002.30 × 114,375,602.60
  4. Step 4: Simplify right side
    278,016,914.60x = 47,712,926,643,679,888
  5. Step 5: Solve for x
    x = 47,712,926,643,679,888/278,016,914.60
  6. Step 6: Final answer
    x = 171,618,790.58

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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.