Home / 262,857,141-393,478,577.28-165,356,331.30

Finding the Fourth Proportional to 262,857,141, 393,478,577.28 and 165,356,331.30

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Solution

The fourth proportional to 262,857,141, 393,478,577.28 and 165,356,331.30 is: 247,526,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,857,141 : 393,478,577.28 = 165,356,331.30 : x
  2. Step 2: Convert to fraction form
    262,857,141/393,478,577.28 = 165,356,331.30/x
  3. Step 3: Cross multiply
    262,857,141x = 393,478,577.28 × 165,356,331.30
  4. Step 4: Simplify right side
    262,857,141x = 65,064,173,984,164,336
  5. Step 5: Solve for x
    x = 65,064,173,984,164,336/262,857,141
  6. Step 6: Final answer
    x = 247,526,750.60

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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.