Home / 127,650,871,287.60-191,476,306,931.40-85,040,357,060.40

Finding the Fourth Proportional to 127,650,871,287.60, 191,476,306,931.40 and 85,040,357,060.40

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Solution

The fourth proportional to 127,650,871,287.60, 191,476,306,931.40 and 85,040,357,060.40 is: 127,560,535,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650,871,287.60 : 191,476,306,931.40 = 85,040,357,060.40 : x
  2. Step 2: Convert to fraction form
    127,650,871,287.60/191,476,306,931.40 = 85,040,357,060.40/x
  3. Step 3: Cross multiply
    127,650,871,287.60x = 191,476,306,931.40 × 85,040,357,060.40
  4. Step 4: Simplify right side
    127,650,871,287.60x = 16,283,213,510,052,998,545,408
  5. Step 5: Solve for x
    x = 16,283,213,510,052,998,545,408/127,650,871,287.60
  6. Step 6: Final answer
    x = 127,560,535,590.60

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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.