Home / 68,882,671.17-103,324,148.91-64,673,658.45

Finding the Fourth Proportional to 68,882,671.17, 103,324,148.91 and 64,673,658.45

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Solution

The fourth proportional to 68,882,671.17, 103,324,148.91 and 64,673,658.45 is: 97,010,621.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,882,671.17 : 103,324,148.91 = 64,673,658.45 : x
  2. Step 2: Convert to fraction form
    68,882,671.17/103,324,148.91 = 64,673,658.45/x
  3. Step 3: Cross multiply
    68,882,671.17x = 103,324,148.91 × 64,673,658.45
  4. Step 4: Simplify right side
    68,882,671.17x = 6,682,350,716,242,280
  5. Step 5: Solve for x
    x = 6,682,350,716,242,280/68,882,671.17
  6. Step 6: Final answer
    x = 97,010,621.14

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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.