Home / 178,010,796.70-267,016,195.05-109,136,043.10

Finding the Fourth Proportional to 178,010,796.70, 267,016,195.05 and 109,136,043.10

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Solution

The fourth proportional to 178,010,796.70, 267,016,195.05 and 109,136,043.10 is: 163,704,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,010,796.70 : 267,016,195.05 = 109,136,043.10 : x
  2. Step 2: Convert to fraction form
    178,010,796.70/267,016,195.05 = 109,136,043.10/x
  3. Step 3: Cross multiply
    178,010,796.70x = 267,016,195.05 × 109,136,043.10
  4. Step 4: Simplify right side
    178,010,796.70x = 29,141,090,971,374,808
  5. Step 5: Solve for x
    x = 29,141,090,971,374,808/178,010,796.70
  6. Step 6: Final answer
    x = 163,704,064.65

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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.