Home / 86,920,128,031.20-130,380,192,046.80-60,472,222,648.80

Finding the Fourth Proportional to 86,920,128,031.20, 130,380,192,046.80 and 60,472,222,648.80

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Solution

The fourth proportional to 86,920,128,031.20, 130,380,192,046.80 and 60,472,222,648.80 is: 90,708,333,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,920,128,031.20 : 130,380,192,046.80 = 60,472,222,648.80 : x
  2. Step 2: Convert to fraction form
    86,920,128,031.20/130,380,192,046.80 = 60,472,222,648.80/x
  3. Step 3: Cross multiply
    86,920,128,031.20x = 130,380,192,046.80 × 60,472,222,648.80
  4. Step 4: Simplify right side
    86,920,128,031.20x = 7,884,380,002,447,392,768,000
  5. Step 5: Solve for x
    x = 7,884,380,002,447,392,768,000/86,920,128,031.20
  6. Step 6: Final answer
    x = 90,708,333,973.20

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1.5x scale

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.