Home / 133,058,819.10-199,588,228.65-75,727,926.30

Finding the Fourth Proportional to 133,058,819.10, 199,588,228.65 and 75,727,926.30

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Solution

The fourth proportional to 133,058,819.10, 199,588,228.65 and 75,727,926.30 is: 113,591,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,819.10 : 199,588,228.65 = 75,727,926.30 : x
  2. Step 2: Convert to fraction form
    133,058,819.10/199,588,228.65 = 75,727,926.30/x
  3. Step 3: Cross multiply
    133,058,819.10x = 199,588,228.65 × 75,727,926.30
  4. Step 4: Simplify right side
    133,058,819.10x = 15,114,402,669,554,748
  5. Step 5: Solve for x
    x = 15,114,402,669,554,748/133,058,819.10
  6. Step 6: Final answer
    x = 113,591,889.45

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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.