Home / 103,512,819.02-155,210,966.04-34,388,616.20

Finding the Fourth Proportional to 103,512,819.02, 155,210,966.04 and 34,388,616.20

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Solution

The fourth proportional to 103,512,819.02, 155,210,966.04 and 34,388,616.20 is: 51,563,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,512,819.02 : 155,210,966.04 = 34,388,616.20 : x
  2. Step 2: Convert to fraction form
    103,512,819.02/155,210,966.04 = 34,388,616.20/x
  3. Step 3: Cross multiply
    103,512,819.02x = 155,210,966.04 × 34,388,616.20
  4. Step 4: Simplify right side
    103,512,819.02x = 5,337,490,341,180,794
  5. Step 5: Solve for x
    x = 5,337,490,341,180,794/103,512,819.02
  6. Step 6: Final answer
    x = 51,563,568.57

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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.