Home / 458,303,924.16-687,449,154.60-113,257,542.96

Finding the Fourth Proportional to 458,303,924.16, 687,449,154.60 and 113,257,542.96

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Solution

The fourth proportional to 458,303,924.16, 687,449,154.60 and 113,257,542.96 is: 169,884,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,303,924.16 : 687,449,154.60 = 113,257,542.96 : x
  2. Step 2: Convert to fraction form
    458,303,924.16/687,449,154.60 = 113,257,542.96/x
  3. Step 3: Cross multiply
    458,303,924.16x = 687,449,154.60 × 113,257,542.96
  4. Step 4: Simplify right side
    458,303,924.16x = 77,858,802,159,925,184
  5. Step 5: Solve for x
    x = 77,858,802,159,925,184/458,303,924.16
  6. Step 6: Final answer
    x = 169,884,650.90

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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.