Home / 68,096,594.40-102,144,891.60-42,566,431.20

Finding the Fourth Proportional to 68,096,594.40, 102,144,891.60 and 42,566,431.20

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Solution

The fourth proportional to 68,096,594.40, 102,144,891.60 and 42,566,431.20 is: 63,849,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,096,594.40 : 102,144,891.60 = 42,566,431.20 : x
  2. Step 2: Convert to fraction form
    68,096,594.40/102,144,891.60 = 42,566,431.20/x
  3. Step 3: Cross multiply
    68,096,594.40x = 102,144,891.60 × 42,566,431.20
  4. Step 4: Simplify right side
    68,096,594.40x = 4,347,943,500,722,858
  5. Step 5: Solve for x
    x = 4,347,943,500,722,858/68,096,594.40
  6. Step 6: Final answer
    x = 63,849,646.80

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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.