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Finding the Fourth Proportional to 582,575,906.60, 803,966,602.48 and 318,275,018.36

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Solution

The fourth proportional to 582,575,906.60, 803,966,602.48 and 318,275,018.36 is: 439,226,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,575,906.60 : 803,966,602.48 = 318,275,018.36 : x
  2. Step 2: Convert to fraction form
    582,575,906.60/803,966,602.48 = 318,275,018.36/x
  3. Step 3: Cross multiply
    582,575,906.60x = 803,966,602.48 × 318,275,018.36
  4. Step 4: Simplify right side
    582,575,906.60x = 255,882,485,165,148,832
  5. Step 5: Solve for x
    x = 255,882,485,165,148,832/582,575,906.60
  6. Step 6: Final answer
    x = 439,226,000.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.