Home / 8,085,630,848.70-12,128,446,273.05-3,732,066,176.70

Finding the Fourth Proportional to 8,085,630,848.70, 12,128,446,273.05 and 3,732,066,176.70

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Solution

The fourth proportional to 8,085,630,848.70, 12,128,446,273.05 and 3,732,066,176.70 is: 5,598,099,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,630,848.70 : 12,128,446,273.05 = 3,732,066,176.70 : x
  2. Step 2: Convert to fraction form
    8,085,630,848.70/12,128,446,273.05 = 3,732,066,176.70/x
  3. Step 3: Cross multiply
    8,085,630,848.70x = 12,128,446,273.05 × 3,732,066,176.70
  4. Step 4: Simplify right side
    8,085,630,848.70x = 45,264,164,111,573,073,920
  5. Step 5: Solve for x
    x = 45,264,164,111,573,073,920/8,085,630,848.70
  6. Step 6: Final answer
    x = 5,598,099,265.05

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Double scale
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Similar ratio
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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.