Home / 8,503,074,967.65-12,754,612,451.48-7,952,076,938.85

Finding the Fourth Proportional to 8,503,074,967.65, 12,754,612,451.48 and 7,952,076,938.85

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Solution

The fourth proportional to 8,503,074,967.65, 12,754,612,451.48 and 7,952,076,938.85 is: 11,928,115,408.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,074,967.65 : 12,754,612,451.48 = 7,952,076,938.85 : x
  2. Step 2: Convert to fraction form
    8,503,074,967.65/12,754,612,451.48 = 7,952,076,938.85/x
  3. Step 3: Cross multiply
    8,503,074,967.65x = 12,754,612,451.48 × 7,952,076,938.85
  4. Step 4: Simplify right side
    8,503,074,967.65x = 101,425,659,539,343,425,536
  5. Step 5: Solve for x
    x = 101,425,659,539,343,425,536/8,503,074,967.65
  6. Step 6: Final answer
    x = 11,928,115,408.28

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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.