Home / 98,882,079.72-136,457,563.98-54,832,181.88

Finding the Fourth Proportional to 98,882,079.72, 136,457,563.98 and 54,832,181.88

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Solution

The fourth proportional to 98,882,079.72, 136,457,563.98 and 54,832,181.88 is: 75,668,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,882,079.72 : 136,457,563.98 = 54,832,181.88 : x
  2. Step 2: Convert to fraction form
    98,882,079.72/136,457,563.98 = 54,832,181.88/x
  3. Step 3: Cross multiply
    98,882,079.72x = 136,457,563.98 × 54,832,181.88
  4. Step 4: Simplify right side
    98,882,079.72x = 7,482,265,967,053,096
  5. Step 5: Solve for x
    x = 7,482,265,967,053,096/98,882,079.72
  6. Step 6: Final answer
    x = 75,668,574.00

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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.