Home / 66,001,819.40-98,963,363.10-40,461,158.60

Finding the Fourth Proportional to 66,001,819.40, 98,963,363.10 and 40,461,158.60

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Solution

The fourth proportional to 66,001,819.40, 98,963,363.10 and 40,461,158.60 is: 60,667,605.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,001,819.40 : 98,963,363.10 = 40,461,158.60 : x
  2. Step 2: Convert to fraction form
    66,001,819.40/98,963,363.10 = 40,461,158.60/x
  3. Step 3: Cross multiply
    66,001,819.40x = 98,963,363.10 × 40,461,158.60
  4. Step 4: Simplify right side
    66,001,819.40x = 4,004,172,329,978,487.50
  5. Step 5: Solve for x
    x = 4,004,172,329,978,487.50/66,001,819.40
  6. Step 6: Final answer
    x = 60,667,605.32

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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.