Home / 232,298,836.10-348,448,254.15-212,927,811.65

Finding the Fourth Proportional to 232,298,836.10, 348,448,254.15 and 212,927,811.65

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Solution

The fourth proportional to 232,298,836.10, 348,448,254.15 and 212,927,811.65 is: 319,391,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,298,836.10 : 348,448,254.15 = 212,927,811.65 : x
  2. Step 2: Convert to fraction form
    232,298,836.10/348,448,254.15 = 212,927,811.65/x
  3. Step 3: Cross multiply
    232,298,836.10x = 348,448,254.15 × 212,927,811.65
  4. Step 4: Simplify right side
    232,298,836.10x = 74,194,324,229,422,528
  5. Step 5: Solve for x
    x = 74,194,324,229,422,528/232,298,836.10
  6. Step 6: Final answer
    x = 319,391,717.48

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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.