Home / 219,888,017.40-329,832,026.10-185,875,793.40

Finding the Fourth Proportional to 219,888,017.40, 329,832,026.10 and 185,875,793.40

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Solution

The fourth proportional to 219,888,017.40, 329,832,026.10 and 185,875,793.40 is: 278,813,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,888,017.40 : 329,832,026.10 = 185,875,793.40 : x
  2. Step 2: Convert to fraction form
    219,888,017.40/329,832,026.10 = 185,875,793.40/x
  3. Step 3: Cross multiply
    219,888,017.40x = 329,832,026.10 × 185,875,793.40
  4. Step 4: Simplify right side
    219,888,017.40x = 61,307,789,540,067,016
  5. Step 5: Solve for x
    x = 61,307,789,540,067,016/219,888,017.40
  6. Step 6: Final answer
    x = 278,813,690.10

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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.