Home / 173,868,963.40-260,803,445.10-155,729,110.60

Finding the Fourth Proportional to 173,868,963.40, 260,803,445.10 and 155,729,110.60

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Solution

The fourth proportional to 173,868,963.40, 260,803,445.10 and 155,729,110.60 is: 233,593,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,963.40 : 260,803,445.10 = 155,729,110.60 : x
  2. Step 2: Convert to fraction form
    173,868,963.40/260,803,445.10 = 155,729,110.60/x
  3. Step 3: Cross multiply
    173,868,963.40x = 260,803,445.10 × 155,729,110.60
  4. Step 4: Simplify right side
    173,868,963.40x = 40,614,688,546,838,928
  5. Step 5: Solve for x
    x = 40,614,688,546,838,928/173,868,963.40
  6. Step 6: Final answer
    x = 233,593,665.90

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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.