Home / 191,777,101.30-287,334,977.55-89,331,022.90

Finding the Fourth Proportional to 191,777,101.30, 287,334,977.55 and 89,331,022.90

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Solution

The fourth proportional to 191,777,101.30, 287,334,977.55 and 89,331,022.90 is: 133,842,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,777,101.30 : 287,334,977.55 = 89,331,022.90 : x
  2. Step 2: Convert to fraction form
    191,777,101.30/287,334,977.55 = 89,331,022.90/x
  3. Step 3: Cross multiply
    191,777,101.30x = 287,334,977.55 × 89,331,022.90
  4. Step 4: Simplify right side
    191,777,101.30x = 25,667,927,459,490,040
  5. Step 5: Solve for x
    x = 25,667,927,459,490,040/191,777,101.30
  6. Step 6: Final answer
    x = 133,842,504.06

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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.