Home / 185,634,359,218.75-278,167,334,062.67-124,903,692,238.78

Finding the Fourth Proportional to 185,634,359,218.75, 278,167,334,062.67 and 124,903,692,238.78

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Solution

The fourth proportional to 185,634,359,218.75, 278,167,334,062.67 and 124,903,692,238.78 is: 187,164,311,773.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,634,359,218.75 : 278,167,334,062.67 = 124,903,692,238.78 : x
  2. Step 2: Convert to fraction form
    185,634,359,218.75/278,167,334,062.67 = 124,903,692,238.78/x
  3. Step 3: Cross multiply
    185,634,359,218.75x = 278,167,334,062.67 × 124,903,692,238.78
  4. Step 4: Simplify right side
    185,634,359,218.75x = 34,744,127,084,645,637,423,104
  5. Step 5: Solve for x
    x = 34,744,127,084,645,637,423,104/185,634,359,218.75
  6. Step 6: Final answer
    x = 187,164,311,773.25

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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.