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Finding the Fourth Proportional to 7,374,779,793.90, 11,062,169,690.85 and 7,374,779,793.90

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Solution

The fourth proportional to 7,374,779,793.90, 11,062,169,690.85 and 7,374,779,793.90 is: 11,062,169,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,779,793.90 : 11,062,169,690.85 = 7,374,779,793.90 : x
  2. Step 2: Convert to fraction form
    7,374,779,793.90/11,062,169,690.85 = 7,374,779,793.90/x
  3. Step 3: Cross multiply
    7,374,779,793.90x = 11,062,169,690.85 × 7,374,779,793.90
  4. Step 4: Simplify right side
    7,374,779,793.90x = 81,581,065,512,773,582,848
  5. Step 5: Solve for x
    x = 81,581,065,512,773,582,848/7,374,779,793.90
  6. Step 6: Final answer
    x = 11,062,169,690.85

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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.