Home / 158,253,526.85-236,971,468.89-109,220,680.67

Finding the Fourth Proportional to 158,253,526.85, 236,971,468.89 and 109,220,680.67

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Solution

The fourth proportional to 158,253,526.85, 236,971,468.89 and 109,220,680.67 is: 163,548,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,253,526.85 : 236,971,468.89 = 109,220,680.67 : x
  2. Step 2: Convert to fraction form
    158,253,526.85/236,971,468.89 = 109,220,680.67/x
  3. Step 3: Cross multiply
    158,253,526.85x = 236,971,468.89 × 109,220,680.67
  4. Step 4: Simplify right side
    158,253,526.85x = 25,882,185,130,350,672
  5. Step 5: Solve for x
    x = 25,882,185,130,350,672/158,253,526.85
  6. Step 6: Final answer
    x = 163,548,867.73

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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.