Home / 74,171,182,090.74-111,306,367,877.13-31,686,008,026.38

Finding the Fourth Proportional to 74,171,182,090.74, 111,306,367,877.13 and 31,686,008,026.38

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Solution

The fourth proportional to 74,171,182,090.74, 111,306,367,877.13 and 31,686,008,026.38 is: 47,550,198,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,171,182,090.74 : 111,306,367,877.13 = 31,686,008,026.38 : x
  2. Step 2: Convert to fraction form
    74,171,182,090.74/111,306,367,877.13 = 31,686,008,026.38/x
  3. Step 3: Cross multiply
    74,171,182,090.74x = 111,306,367,877.13 × 31,686,008,026.38
  4. Step 4: Simplify right side
    74,171,182,090.74x = 3,526,854,465,941,946,236,928
  5. Step 5: Solve for x
    x = 3,526,854,465,941,946,236,928/74,171,182,090.74
  6. Step 6: Final answer
    x = 47,550,198,965.78

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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.