Home / 119,477,625.28-179,156,368.32-69,638,490.52

Finding the Fourth Proportional to 119,477,625.28, 179,156,368.32 and 69,638,490.52

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Solution

The fourth proportional to 119,477,625.28, 179,156,368.32 and 69,638,490.52 is: 104,422,723.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,477,625.28 : 179,156,368.32 = 69,638,490.52 : x
  2. Step 2: Convert to fraction form
    119,477,625.28/179,156,368.32 = 69,638,490.52/x
  3. Step 3: Cross multiply
    119,477,625.28x = 179,156,368.32 × 69,638,490.52
  4. Step 4: Simplify right side
    119,477,625.28x = 12,476,179,056,849,948
  5. Step 5: Solve for x
    x = 12,476,179,056,849,948/119,477,625.28
  6. Step 6: Final answer
    x = 104,422,723.73

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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.