Home / 475,488,003.60-713,232,005.40-309,040,682.40

Finding the Fourth Proportional to 475,488,003.60, 713,232,005.40 and 309,040,682.40

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Solution

The fourth proportional to 475,488,003.60, 713,232,005.40 and 309,040,682.40 is: 463,561,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,488,003.60 : 713,232,005.40 = 309,040,682.40 : x
  2. Step 2: Convert to fraction form
    475,488,003.60/713,232,005.40 = 309,040,682.40/x
  3. Step 3: Cross multiply
    475,488,003.60x = 713,232,005.40 × 309,040,682.40
  4. Step 4: Simplify right side
    475,488,003.60x = 220,417,705,658,336,448
  5. Step 5: Solve for x
    x = 220,417,705,658,336,448/475,488,003.60
  6. Step 6: Final answer
    x = 463,561,023.60

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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.