Home / 9,340,987,337.72-12,890,554,197.96-5,272,745,360.04

Finding the Fourth Proportional to 9,340,987,337.72, 12,890,554,197.96 and 5,272,745,360.04

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Solution

The fourth proportional to 9,340,987,337.72, 12,890,554,197.96 and 5,272,745,360.04 is: 7,276,383,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340,987,337.72 : 12,890,554,197.96 = 5,272,745,360.04 : x
  2. Step 2: Convert to fraction form
    9,340,987,337.72/12,890,554,197.96 = 5,272,745,360.04/x
  3. Step 3: Cross multiply
    9,340,987,337.72x = 12,890,554,197.96 × 5,272,745,360.04
  4. Step 4: Simplify right side
    9,340,987,337.72x = 67,968,609,835,637,727,232
  5. Step 5: Solve for x
    x = 67,968,609,835,637,727,232/9,340,987,337.72
  6. Step 6: Final answer
    x = 7,276,383,895.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.