Home / 107,232,003.80-160,848,005.70-76,998,915.80

Finding the Fourth Proportional to 107,232,003.80, 160,848,005.70 and 76,998,915.80

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Solution

The fourth proportional to 107,232,003.80, 160,848,005.70 and 76,998,915.80 is: 115,498,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,232,003.80 : 160,848,005.70 = 76,998,915.80 : x
  2. Step 2: Convert to fraction form
    107,232,003.80/160,848,005.70 = 76,998,915.80/x
  3. Step 3: Cross multiply
    107,232,003.80x = 160,848,005.70 × 76,998,915.80
  4. Step 4: Simplify right side
    107,232,003.80x = 12,385,122,047,492,218
  5. Step 5: Solve for x
    x = 12,385,122,047,492,218/107,232,003.80
  6. Step 6: Final answer
    x = 115,498,373.70

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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.