Home / 173,887,812.80-260,831,719.20-105,863,364.80

Finding the Fourth Proportional to 173,887,812.80, 260,831,719.20 and 105,863,364.80

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Solution

The fourth proportional to 173,887,812.80, 260,831,719.20 and 105,863,364.80 is: 158,795,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,887,812.80 : 260,831,719.20 = 105,863,364.80 : x
  2. Step 2: Convert to fraction form
    173,887,812.80/260,831,719.20 = 105,863,364.80/x
  3. Step 3: Cross multiply
    173,887,812.80x = 260,831,719.20 × 105,863,364.80
  4. Step 4: Simplify right side
    173,887,812.80x = 27,612,523,441,080,764
  5. Step 5: Solve for x
    x = 27,612,523,441,080,764/173,887,812.80
  6. Step 6: Final answer
    x = 158,795,047.20

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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.