Home / 1,432,399,894.31-2,148,599,724.83-397,260,762.05

Finding the Fourth Proportional to 1,432,399,894.31, 2,148,599,724.83 and 397,260,762.05

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Solution

The fourth proportional to 1,432,399,894.31, 2,148,599,724.83 and 397,260,762.05 is: 595,891,110.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,399,894.31 : 2,148,599,724.83 = 397,260,762.05 : x
  2. Step 2: Convert to fraction form
    1,432,399,894.31/2,148,599,724.83 = 397,260,762.05/x
  3. Step 3: Cross multiply
    1,432,399,894.31x = 2,148,599,724.83 × 397,260,762.05
  4. Step 4: Simplify right side
    1,432,399,894.31x = 853,554,364,031,281,024
  5. Step 5: Solve for x
    x = 853,554,364,031,281,024/1,432,399,894.31
  6. Step 6: Final answer
    x = 595,891,110.73

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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.