Home / 136,229,136.85-204,423,013.10-57,440,701.92

Finding the Fourth Proportional to 136,229,136.85, 204,423,013.10 and 57,440,701.92

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Solution

The fourth proportional to 136,229,136.85, 204,423,013.10 and 57,440,701.92 is: 86,194,492.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,229,136.85 : 204,423,013.10 = 57,440,701.92 : x
  2. Step 2: Convert to fraction form
    136,229,136.85/204,423,013.10 = 57,440,701.92/x
  3. Step 3: Cross multiply
    136,229,136.85x = 204,423,013.10 × 57,440,701.92
  4. Step 4: Simplify right side
    136,229,136.85x = 11,742,201,360,825,458
  5. Step 5: Solve for x
    x = 11,742,201,360,825,458/136,229,136.85
  6. Step 6: Final answer
    x = 86,194,492.84

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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.