Home / 132,868,986.30-199,303,479.45-127,767,152.70

Finding the Fourth Proportional to 132,868,986.30, 199,303,479.45 and 127,767,152.70

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Solution

The fourth proportional to 132,868,986.30, 199,303,479.45 and 127,767,152.70 is: 191,650,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,868,986.30 : 199,303,479.45 = 127,767,152.70 : x
  2. Step 2: Convert to fraction form
    132,868,986.30/199,303,479.45 = 127,767,152.70/x
  3. Step 3: Cross multiply
    132,868,986.30x = 199,303,479.45 × 127,767,152.70
  4. Step 4: Simplify right side
    132,868,986.30x = 25,464,438,092,529,460
  5. Step 5: Solve for x
    x = 25,464,438,092,529,460/132,868,986.30
  6. Step 6: Final answer
    x = 191,650,729.05

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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.