Home / 129,762,002.70-194,643,004.05-114,645,458.70

Finding the Fourth Proportional to 129,762,002.70, 194,643,004.05 and 114,645,458.70

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Solution

The fourth proportional to 129,762,002.70, 194,643,004.05 and 114,645,458.70 is: 171,968,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,762,002.70 : 194,643,004.05 = 114,645,458.70 : x
  2. Step 2: Convert to fraction form
    129,762,002.70/194,643,004.05 = 114,645,458.70/x
  3. Step 3: Cross multiply
    129,762,002.70x = 194,643,004.05 × 114,645,458.70
  4. Step 4: Simplify right side
    129,762,002.70x = 22,314,936,482,058,208
  5. Step 5: Solve for x
    x = 22,314,936,482,058,208/129,762,002.70
  6. Step 6: Final answer
    x = 171,968,188.05

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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.