Home / 259,722,091-358,427,752.14-143,828,587

Finding the Fourth Proportional to 259,722,091, 358,427,752.14 and 143,828,587

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Solution

The fourth proportional to 259,722,091, 358,427,752.14 and 143,828,587 is: 198,489,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,722,091 : 358,427,752.14 = 143,828,587 : x
  2. Step 2: Convert to fraction form
    259,722,091/358,427,752.14 = 143,828,587/x
  3. Step 3: Cross multiply
    259,722,091x = 358,427,752.14 × 143,828,587
  4. Step 4: Simplify right side
    259,722,091x = 51,552,157,131,882,424
  5. Step 5: Solve for x
    x = 51,552,157,131,882,424/259,722,091
  6. Step 6: Final answer
    x = 198,489,689.24

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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.