Home / 417,010,121.60-625,813,780.80-174,846,819.20

Finding the Fourth Proportional to 417,010,121.60, 625,813,780.80 and 174,846,819.20

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Solution

The fourth proportional to 417,010,121.60, 625,813,780.80 and 174,846,819.20 is: 262,395,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,010,121.60 : 625,813,780.80 = 174,846,819.20 : x
  2. Step 2: Convert to fraction form
    417,010,121.60/625,813,780.80 = 174,846,819.20/x
  3. Step 3: Cross multiply
    417,010,121.60x = 625,813,780.80 × 174,846,819.20
  4. Step 4: Simplify right side
    417,010,121.60x = 109,421,548,984,406,016
  5. Step 5: Solve for x
    x = 109,421,548,984,406,016/417,010,121.60
  6. Step 6: Final answer
    x = 262,395,427.15

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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.