Home / 143,641,769.08-215,492,948.96-46,589,939.88

Finding the Fourth Proportional to 143,641,769.08, 215,492,948.96 and 46,589,939.88

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Solution

The fourth proportional to 143,641,769.08, 215,492,948.96 and 46,589,939.88 is: 69,894,736.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,641,769.08 : 215,492,948.96 = 46,589,939.88 : x
  2. Step 2: Convert to fraction form
    143,641,769.08/215,492,948.96 = 46,589,939.88/x
  3. Step 3: Cross multiply
    143,641,769.08x = 215,492,948.96 × 46,589,939.88
  4. Step 4: Simplify right side
    143,641,769.08x = 10,039,803,536,610,310
  5. Step 5: Solve for x
    x = 10,039,803,536,610,310/143,641,769.08
  6. Step 6: Final answer
    x = 69,894,736.06

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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.