Home / 456,637,876.23-684,954,883.30-165,436,724.55

Finding the Fourth Proportional to 456,637,876.23, 684,954,883.30 and 165,436,724.55

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Solution

The fourth proportional to 456,637,876.23, 684,954,883.30 and 165,436,724.55 is: 248,154,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,637,876.23 : 684,954,883.30 = 165,436,724.55 : x
  2. Step 2: Convert to fraction form
    456,637,876.23/684,954,883.30 = 165,436,724.55/x
  3. Step 3: Cross multiply
    456,637,876.23x = 684,954,883.30 × 165,436,724.55
  4. Step 4: Simplify right side
    456,637,876.23x = 113,316,692,357,679,488
  5. Step 5: Solve for x
    x = 113,316,692,357,679,488/456,637,876.23
  6. Step 6: Final answer
    x = 248,154,387.22

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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.