Home / 107,804,521.10-161,706,781.65-39,633,106.70

Finding the Fourth Proportional to 107,804,521.10, 161,706,781.65 and 39,633,106.70

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Solution

The fourth proportional to 107,804,521.10, 161,706,781.65 and 39,633,106.70 is: 59,449,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,804,521.10 : 161,706,781.65 = 39,633,106.70 : x
  2. Step 2: Convert to fraction form
    107,804,521.10/161,706,781.65 = 39,633,106.70/x
  3. Step 3: Cross multiply
    107,804,521.10x = 161,706,781.65 × 39,633,106.70
  4. Step 4: Simplify right side
    107,804,521.10x = 6,408,942,131,248,053
  5. Step 5: Solve for x
    x = 6,408,942,131,248,053/107,804,521.10
  6. Step 6: Final answer
    x = 59,449,660.05

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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.