Home / 195,612,831.20-293,419,246.80-146,826,547.40

Finding the Fourth Proportional to 195,612,831.20, 293,419,246.80 and 146,826,547.40

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Solution

The fourth proportional to 195,612,831.20, 293,419,246.80 and 146,826,547.40 is: 220,239,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,612,831.20 : 293,419,246.80 = 146,826,547.40 : x
  2. Step 2: Convert to fraction form
    195,612,831.20/293,419,246.80 = 146,826,547.40/x
  3. Step 3: Cross multiply
    195,612,831.20x = 293,419,246.80 × 146,826,547.40
  4. Step 4: Simplify right side
    195,612,831.20x = 43,081,734,948,352,504
  5. Step 5: Solve for x
    x = 43,081,734,948,352,504/195,612,831.20
  6. Step 6: Final answer
    x = 220,239,821.10

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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.