Home / 11,150,200,128.72-15,387,471,865.08-6,069,710,132.40

Finding the Fourth Proportional to 11,150,200,128.72, 15,387,471,865.08 and 6,069,710,132.40

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Solution

The fourth proportional to 11,150,200,128.72, 15,387,471,865.08 and 6,069,710,132.40 is: 8,376,306,506.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150,200,128.72 : 15,387,471,865.08 = 6,069,710,132.40 : x
  2. Step 2: Convert to fraction form
    11,150,200,128.72/15,387,471,865.08 = 6,069,710,132.40/x
  3. Step 3: Cross multiply
    11,150,200,128.72x = 15,387,471,865.08 × 6,069,710,132.40
  4. Step 4: Simplify right side
    11,150,200,128.72x = 93,397,493,891,496,001,536
  5. Step 5: Solve for x
    x = 93,397,493,891,496,001,536/11,150,200,128.72
  6. Step 6: Final answer
    x = 8,376,306,506.91

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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.