Home / 259,722,095.50-358,427,758.35-143,828,591.50

Finding the Fourth Proportional to 259,722,095.50, 358,427,758.35 and 143,828,591.50

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Solution

The fourth proportional to 259,722,095.50, 358,427,758.35 and 143,828,591.50 is: 198,489,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,722,095.50 : 358,427,758.35 = 143,828,591.50 : x
  2. Step 2: Convert to fraction form
    259,722,095.50/358,427,758.35 = 143,828,591.50/x
  3. Step 3: Cross multiply
    259,722,095.50x = 358,427,758.35 × 143,828,591.50
  4. Step 4: Simplify right side
    259,722,095.50x = 51,552,159,637,982,864
  5. Step 5: Solve for x
    x = 51,552,159,637,982,864/259,722,095.50
  6. Step 6: Final answer
    x = 198,489,695.45

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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.