Home / 201,550,301.70-302,325,452.55-86,515,268.10

Finding the Fourth Proportional to 201,550,301.70, 302,325,452.55 and 86,515,268.10

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Solution

The fourth proportional to 201,550,301.70, 302,325,452.55 and 86,515,268.10 is: 129,772,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,550,301.70 : 302,325,452.55 = 86,515,268.10 : x
  2. Step 2: Convert to fraction form
    201,550,301.70/302,325,452.55 = 86,515,268.10/x
  3. Step 3: Cross multiply
    201,550,301.70x = 302,325,452.55 × 86,515,268.10
  4. Step 4: Simplify right side
    201,550,301.70x = 26,155,767,580,817,076
  5. Step 5: Solve for x
    x = 26,155,767,580,817,076/201,550,301.70
  6. Step 6: Final answer
    x = 129,772,902.15

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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.