Home / 129,762,124.20-194,643,186.30-114,645,580.20

Finding the Fourth Proportional to 129,762,124.20, 194,643,186.30 and 114,645,580.20

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Solution

The fourth proportional to 129,762,124.20, 194,643,186.30 and 114,645,580.20 is: 171,968,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,762,124.20 : 194,643,186.30 = 114,645,580.20 : x
  2. Step 2: Convert to fraction form
    129,762,124.20/194,643,186.30 = 114,645,580.20/x
  3. Step 3: Cross multiply
    129,762,124.20x = 194,643,186.30 × 114,645,580.20
  4. Step 4: Simplify right side
    129,762,124.20x = 22,314,981,025,340,192
  5. Step 5: Solve for x
    x = 22,314,981,025,340,192/129,762,124.20
  6. Step 6: Final answer
    x = 171,968,370.30

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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.