Home / 127,767,251.70-191,650,877.55-55,018,883.70

Finding the Fourth Proportional to 127,767,251.70, 191,650,877.55 and 55,018,883.70

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Solution

The fourth proportional to 127,767,251.70, 191,650,877.55 and 55,018,883.70 is: 82,528,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,767,251.70 : 191,650,877.55 = 55,018,883.70 : x
  2. Step 2: Convert to fraction form
    127,767,251.70/191,650,877.55 = 55,018,883.70/x
  3. Step 3: Cross multiply
    127,767,251.70x = 191,650,877.55 × 55,018,883.70
  4. Step 4: Simplify right side
    127,767,251.70x = 10,544,417,342,926,392
  5. Step 5: Solve for x
    x = 10,544,417,342,926,392/127,767,251.70
  6. Step 6: Final answer
    x = 82,528,325.55

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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.