Home / 151,274,346.70-226,911,520.05-129,750,986.20

Finding the Fourth Proportional to 151,274,346.70, 226,911,520.05 and 129,750,986.20

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Solution

The fourth proportional to 151,274,346.70, 226,911,520.05 and 129,750,986.20 is: 194,626,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,274,346.70 : 226,911,520.05 = 129,750,986.20 : x
  2. Step 2: Convert to fraction form
    151,274,346.70/226,911,520.05 = 129,750,986.20/x
  3. Step 3: Cross multiply
    151,274,346.70x = 226,911,520.05 × 129,750,986.20
  4. Step 4: Simplify right side
    151,274,346.70x = 29,441,993,506,628,576
  5. Step 5: Solve for x
    x = 29,441,993,506,628,576/151,274,346.70
  6. Step 6: Final answer
    x = 194,626,479.30

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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.