Home / 91,034,175.60-136,551,263.40-26,340,091.20

Finding the Fourth Proportional to 91,034,175.60, 136,551,263.40 and 26,340,091.20

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Solution

The fourth proportional to 91,034,175.60, 136,551,263.40 and 26,340,091.20 is: 39,510,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,034,175.60 : 136,551,263.40 = 26,340,091.20 : x
  2. Step 2: Convert to fraction form
    91,034,175.60/136,551,263.40 = 26,340,091.20/x
  3. Step 3: Cross multiply
    91,034,175.60x = 136,551,263.40 × 26,340,091.20
  4. Step 4: Simplify right side
    91,034,175.60x = 3,596,772,731,431,222
  5. Step 5: Solve for x
    x = 3,596,772,731,431,222/91,034,175.60
  6. Step 6: Final answer
    x = 39,510,136.80

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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.