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Finding the Fourth Proportional to 80,745,340,090.05, 121,118,010,135.08 and 80,745,340,090.05

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Solution

The fourth proportional to 80,745,340,090.05, 121,118,010,135.08 and 80,745,340,090.05 is: 121,118,010,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,745,340,090.05 : 121,118,010,135.08 = 80,745,340,090.05 : x
  2. Step 2: Convert to fraction form
    80,745,340,090.05/121,118,010,135.08 = 80,745,340,090.05/x
  3. Step 3: Cross multiply
    80,745,340,090.05x = 121,118,010,135.08 × 80,745,340,090.05
  4. Step 4: Simplify right side
    80,745,340,090.05x = 9,779,714,919,387,157,757,952
  5. Step 5: Solve for x
    x = 9,779,714,919,387,157,757,952/80,745,340,090.05
  6. Step 6: Final answer
    x = 121,118,010,135.08

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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.