Home / 189,915,547.20-284,873,320.80-177,175,348.80

Finding the Fourth Proportional to 189,915,547.20, 284,873,320.80 and 177,175,348.80

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Solution

The fourth proportional to 189,915,547.20, 284,873,320.80 and 177,175,348.80 is: 265,763,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,915,547.20 : 284,873,320.80 = 177,175,348.80 : x
  2. Step 2: Convert to fraction form
    189,915,547.20/284,873,320.80 = 177,175,348.80/x
  3. Step 3: Cross multiply
    189,915,547.20x = 284,873,320.80 × 177,175,348.80
  4. Step 4: Simplify right side
    189,915,547.20x = 50,472,529,976,554,304
  5. Step 5: Solve for x
    x = 50,472,529,976,554,304/189,915,547.20
  6. Step 6: Final answer
    x = 265,763,023.20

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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.