Home / 103,432,209.90-155,148,314.85-35,277,125.10

Finding the Fourth Proportional to 103,432,209.90, 155,148,314.85 and 35,277,125.10

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Solution

The fourth proportional to 103,432,209.90, 155,148,314.85 and 35,277,125.10 is: 52,915,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,432,209.90 : 155,148,314.85 = 35,277,125.10 : x
  2. Step 2: Convert to fraction form
    103,432,209.90/155,148,314.85 = 35,277,125.10/x
  3. Step 3: Cross multiply
    103,432,209.90x = 155,148,314.85 × 35,277,125.10
  4. Step 4: Simplify right side
    103,432,209.90x = 5,473,186,512,017,638
  5. Step 5: Solve for x
    x = 5,473,186,512,017,638/103,432,209.90
  6. Step 6: Final answer
    x = 52,915,687.65

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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.