Home / 173,864,120.40-260,796,180.60-155,724,267.60

Finding the Fourth Proportional to 173,864,120.40, 260,796,180.60 and 155,724,267.60

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Solution

The fourth proportional to 173,864,120.40, 260,796,180.60 and 155,724,267.60 is: 233,586,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,864,120.40 : 260,796,180.60 = 155,724,267.60 : x
  2. Step 2: Convert to fraction form
    173,864,120.40/260,796,180.60 = 155,724,267.60/x
  3. Step 3: Cross multiply
    173,864,120.40x = 260,796,180.60 × 155,724,267.60
  4. Step 4: Simplify right side
    173,864,120.40x = 40,612,294,216,812,328
  5. Step 5: Solve for x
    x = 40,612,294,216,812,328/173,864,120.40
  6. Step 6: Final answer
    x = 233,586,401.40

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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.