Home / 106,278,701.60-159,418,052.40-73,400,218.40

Finding the Fourth Proportional to 106,278,701.60, 159,418,052.40 and 73,400,218.40

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Solution

The fourth proportional to 106,278,701.60, 159,418,052.40 and 73,400,218.40 is: 110,100,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,278,701.60 : 159,418,052.40 = 73,400,218.40 : x
  2. Step 2: Convert to fraction form
    106,278,701.60/159,418,052.40 = 73,400,218.40/x
  3. Step 3: Cross multiply
    106,278,701.60x = 159,418,052.40 × 73,400,218.40
  4. Step 4: Simplify right side
    106,278,701.60x = 11,701,319,863,062,646
  5. Step 5: Solve for x
    x = 11,701,319,863,062,646/106,278,701.60
  6. Step 6: Final answer
    x = 110,100,327.60

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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.