Home / 5,445,876,987.70-8,168,815,481.55-4,671,036,009.70

Finding the Fourth Proportional to 5,445,876,987.70, 8,168,815,481.55 and 4,671,036,009.70

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Solution

The fourth proportional to 5,445,876,987.70, 8,168,815,481.55 and 4,671,036,009.70 is: 7,006,554,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,876,987.70 : 8,168,815,481.55 = 4,671,036,009.70 : x
  2. Step 2: Convert to fraction form
    5,445,876,987.70/8,168,815,481.55 = 4,671,036,009.70/x
  3. Step 3: Cross multiply
    5,445,876,987.70x = 8,168,815,481.55 × 4,671,036,009.70
  4. Step 4: Simplify right side
    5,445,876,987.70x = 38,156,831,270,914,891,776
  5. Step 5: Solve for x
    x = 38,156,831,270,914,891,776/5,445,876,987.70
  6. Step 6: Final answer
    x = 7,006,554,014.55

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Double scale
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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.