Home / 165,280,606.85-247,920,910.28-147,424,189.25

Finding the Fourth Proportional to 165,280,606.85, 247,920,910.28 and 147,424,189.25

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Solution

The fourth proportional to 165,280,606.85, 247,920,910.28 and 147,424,189.25 is: 221,136,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,280,606.85 : 247,920,910.28 = 147,424,189.25 : x
  2. Step 2: Convert to fraction form
    165,280,606.85/247,920,910.28 = 147,424,189.25/x
  3. Step 3: Cross multiply
    165,280,606.85x = 247,920,910.28 × 147,424,189.25
  4. Step 4: Simplify right side
    165,280,606.85x = 36,549,539,194,174,264
  5. Step 5: Solve for x
    x = 36,549,539,194,174,264/165,280,606.85
  6. Step 6: Final answer
    x = 221,136,283.87

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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.