Home / 127,650,871,292.10-191,476,306,938.15-85,040,357,064.90

Finding the Fourth Proportional to 127,650,871,292.10, 191,476,306,938.15 and 85,040,357,064.90

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Solution

The fourth proportional to 127,650,871,292.10, 191,476,306,938.15 and 85,040,357,064.90 is: 127,560,535,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650,871,292.10 : 191,476,306,938.15 = 85,040,357,064.90 : x
  2. Step 2: Convert to fraction form
    127,650,871,292.10/191,476,306,938.15 = 85,040,357,064.90/x
  3. Step 3: Cross multiply
    127,650,871,292.10x = 191,476,306,938.15 × 85,040,357,064.90
  4. Step 4: Simplify right side
    127,650,871,292.10x = 16,283,213,511,488,662,667,264
  5. Step 5: Solve for x
    x = 16,283,213,511,488,662,667,264/127,650,871,292.10
  6. Step 6: Final answer
    x = 127,560,535,597.35

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Double scale
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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.