Home / 79,659,464.78-119,510,460.28-28,546,650.38

Finding the Fourth Proportional to 79,659,464.78, 119,510,460.28 and 28,546,650.38

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Solution

The fourth proportional to 79,659,464.78, 119,510,460.28 and 28,546,650.38 is: 42,827,595.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,659,464.78 : 119,510,460.28 = 28,546,650.38 : x
  2. Step 2: Convert to fraction form
    79,659,464.78/119,510,460.28 = 28,546,650.38/x
  3. Step 3: Cross multiply
    79,659,464.78x = 119,510,460.28 × 28,546,650.38
  4. Step 4: Simplify right side
    79,659,464.78x = 3,411,623,326,700,496.50
  5. Step 5: Solve for x
    x = 3,411,623,326,700,496.50/79,659,464.78
  6. Step 6: Final answer
    x = 42,827,595.39

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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.