Home / 68,096,628.90-102,144,943.35-42,566,465.70

Finding the Fourth Proportional to 68,096,628.90, 102,144,943.35 and 42,566,465.70

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Solution

The fourth proportional to 68,096,628.90, 102,144,943.35 and 42,566,465.70 is: 63,849,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,096,628.90 : 102,144,943.35 = 42,566,465.70 : x
  2. Step 2: Convert to fraction form
    68,096,628.90/102,144,943.35 = 42,566,465.70/x
  3. Step 3: Cross multiply
    68,096,628.90x = 102,144,943.35 × 42,566,465.70
  4. Step 4: Simplify right side
    68,096,628.90x = 4,347,949,227,536,218
  5. Step 5: Solve for x
    x = 4,347,949,227,536,218/68,096,628.90
  6. Step 6: Final answer
    x = 63,849,698.55

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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.