Home / 127,650,818,822.40-191,476,228,233.60-77,367,146,860.80

Finding the Fourth Proportional to 127,650,818,822.40, 191,476,228,233.60 and 77,367,146,860.80

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Solution

The fourth proportional to 127,650,818,822.40, 191,476,228,233.60 and 77,367,146,860.80 is: 116,050,720,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650,818,822.40 : 191,476,228,233.60 = 77,367,146,860.80 : x
  2. Step 2: Convert to fraction form
    127,650,818,822.40/191,476,228,233.60 = 77,367,146,860.80/x
  3. Step 3: Cross multiply
    127,650,818,822.40x = 191,476,228,233.60 × 77,367,146,860.80
  4. Step 4: Simplify right side
    127,650,818,822.40x = 14,813,969,470,100,990,853,120
  5. Step 5: Solve for x
    x = 14,813,969,470,100,990,853,120/127,650,818,822.40
  6. Step 6: Final answer
    x = 116,050,720,291.20

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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.