Home / 146,709,969.85-220,064,954.78-103,663,248.85

Finding the Fourth Proportional to 146,709,969.85, 220,064,954.78 and 103,663,248.85

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Solution

The fourth proportional to 146,709,969.85, 220,064,954.78 and 103,663,248.85 is: 155,494,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,969.85 : 220,064,954.78 = 103,663,248.85 : x
  2. Step 2: Convert to fraction form
    146,709,969.85/220,064,954.78 = 103,663,248.85/x
  3. Step 3: Cross multiply
    146,709,969.85x = 220,064,954.78 × 103,663,248.85
  4. Step 4: Simplify right side
    146,709,969.85x = 22,812,648,170,523,136
  5. Step 5: Solve for x
    x = 22,812,648,170,523,136/146,709,969.85
  6. Step 6: Final answer
    x = 155,494,873.28

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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.