Home / 165,750,558,429.80-248,625,837,644.70-90,436,015,368.20

Finding the Fourth Proportional to 165,750,558,429.80, 248,625,837,644.70 and 90,436,015,368.20

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Solution

The fourth proportional to 165,750,558,429.80, 248,625,837,644.70 and 90,436,015,368.20 is: 135,654,023,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,750,558,429.80 : 248,625,837,644.70 = 90,436,015,368.20 : x
  2. Step 2: Convert to fraction form
    165,750,558,429.80/248,625,837,644.70 = 90,436,015,368.20/x
  3. Step 3: Cross multiply
    165,750,558,429.80x = 248,625,837,644.70 × 90,436,015,368.20
  4. Step 4: Simplify right side
    165,750,558,429.80x = 22,484,730,074,167,687,249,920
  5. Step 5: Solve for x
    x = 22,484,730,074,167,687,249,920/165,750,558,429.80
  6. Step 6: Final answer
    x = 135,654,023,052.30

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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.