Home / 114,517,809.60-171,776,714.40-68,601,307.20

Finding the Fourth Proportional to 114,517,809.60, 171,776,714.40 and 68,601,307.20

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Solution

The fourth proportional to 114,517,809.60, 171,776,714.40 and 68,601,307.20 is: 102,901,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,517,809.60 : 171,776,714.40 = 68,601,307.20 : x
  2. Step 2: Convert to fraction form
    114,517,809.60/171,776,714.40 = 68,601,307.20/x
  3. Step 3: Cross multiply
    114,517,809.60x = 171,776,714.40 × 68,601,307.20
  4. Step 4: Simplify right side
    114,517,809.60x = 11,784,107,154,361,064
  5. Step 5: Solve for x
    x = 11,784,107,154,361,064/114,517,809.60
  6. Step 6: Final answer
    x = 102,901,960.80

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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.