Home / 129,049,776.70-193,574,665.05-118,300,234.30

Finding the Fourth Proportional to 129,049,776.70, 193,574,665.05 and 118,300,234.30

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Solution

The fourth proportional to 129,049,776.70, 193,574,665.05 and 118,300,234.30 is: 177,450,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,049,776.70 : 193,574,665.05 = 118,300,234.30 : x
  2. Step 2: Convert to fraction form
    129,049,776.70/193,574,665.05 = 118,300,234.30/x
  3. Step 3: Cross multiply
    129,049,776.70x = 193,574,665.05 × 118,300,234.30
  4. Step 4: Simplify right side
    129,049,776.70x = 22,899,928,229,959,024
  5. Step 5: Solve for x
    x = 22,899,928,229,959,024/129,049,776.70
  6. Step 6: Final answer
    x = 177,450,351.45

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Double scale
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Similar ratio
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1.5x scale

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.