Home / 478,479,572.25-717,719,357.57-114,973,928.25

Finding the Fourth Proportional to 478,479,572.25, 717,719,357.57 and 114,973,928.25

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Solution

The fourth proportional to 478,479,572.25, 717,719,357.57 and 114,973,928.25 is: 172,460,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,479,572.25 : 717,719,357.57 = 114,973,928.25 : x
  2. Step 2: Convert to fraction form
    478,479,572.25/717,719,357.57 = 114,973,928.25/x
  3. Step 3: Cross multiply
    478,479,572.25x = 717,719,357.57 × 114,973,928.25
  4. Step 4: Simplify right side
    478,479,572.25x = 82,519,013,920,314,416
  5. Step 5: Solve for x
    x = 82,519,013,920,314,416/478,479,572.25
  6. Step 6: Final answer
    x = 172,460,892.18

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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.