Home / 8,061,123,576.40-12,091,685,364.60-7,601,958,552.40

Finding the Fourth Proportional to 8,061,123,576.40, 12,091,685,364.60 and 7,601,958,552.40

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Solution

The fourth proportional to 8,061,123,576.40, 12,091,685,364.60 and 7,601,958,552.40 is: 11,402,937,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061,123,576.40 : 12,091,685,364.60 = 7,601,958,552.40 : x
  2. Step 2: Convert to fraction form
    8,061,123,576.40/12,091,685,364.60 = 7,601,958,552.40/x
  3. Step 3: Cross multiply
    8,061,123,576.40x = 12,091,685,364.60 × 7,601,958,552.40
  4. Step 4: Simplify right side
    8,061,123,576.40x = 91,920,490,970,350,878,720
  5. Step 5: Solve for x
    x = 91,920,490,970,350,878,720/8,061,123,576.40
  6. Step 6: Final answer
    x = 11,402,937,828.60

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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.