Home / 129,707,908.32-194,589,618-47,827,022

Finding the Fourth Proportional to 129,707,908.32, 194,589,618 and 47,827,022

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Solution

The fourth proportional to 129,707,908.32, 194,589,618 and 47,827,022 is: 71,750,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,707,908.32 : 194,589,618 = 47,827,022 : x
  2. Step 2: Convert to fraction form
    129,707,908.32/194,589,618 = 47,827,022/x
  3. Step 3: Cross multiply
    129,707,908.32x = 194,589,618 × 47,827,022
  4. Step 4: Simplify right side
    129,707,908.32x = 9,306,641,941,057,596
  5. Step 5: Solve for x
    x = 9,306,641,941,057,596/129,707,908.32
  6. Step 6: Final answer
    x = 71,750,767.26

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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.