Home / 143,381,230.20-215,071,845.30-41,155,601.40

Finding the Fourth Proportional to 143,381,230.20, 215,071,845.30 and 41,155,601.40

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Solution

The fourth proportional to 143,381,230.20, 215,071,845.30 and 41,155,601.40 is: 61,733,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,381,230.20 : 215,071,845.30 = 41,155,601.40 : x
  2. Step 2: Convert to fraction form
    143,381,230.20/215,071,845.30 = 41,155,601.40/x
  3. Step 3: Cross multiply
    143,381,230.20x = 215,071,845.30 × 41,155,601.40
  4. Step 4: Simplify right side
    143,381,230.20x = 8,851,411,137,529,264
  5. Step 5: Solve for x
    x = 8,851,411,137,529,264/143,381,230.20
  6. Step 6: Final answer
    x = 61,733,402.10

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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.