Home / 107,280,003.40-160,920,005.10-39,124,918.60

Finding the Fourth Proportional to 107,280,003.40, 160,920,005.10 and 39,124,918.60

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Solution

The fourth proportional to 107,280,003.40, 160,920,005.10 and 39,124,918.60 is: 58,687,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,280,003.40 : 160,920,005.10 = 39,124,918.60 : x
  2. Step 2: Convert to fraction form
    107,280,003.40/160,920,005.10 = 39,124,918.60/x
  3. Step 3: Cross multiply
    107,280,003.40x = 160,920,005.10 × 39,124,918.60
  4. Step 4: Simplify right side
    107,280,003.40x = 6,295,982,100,649,085
  5. Step 5: Solve for x
    x = 6,295,982,100,649,085/107,280,003.40
  6. Step 6: Final answer
    x = 58,687,377.90

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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.