Home / 143,641,756.43-215,492,930.06-46,589,927.19

Finding the Fourth Proportional to 143,641,756.43, 215,492,930.06 and 46,589,927.19

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Solution

The fourth proportional to 143,641,756.43, 215,492,930.06 and 46,589,927.19 is: 69,894,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,641,756.43 : 215,492,930.06 = 46,589,927.19 : x
  2. Step 2: Convert to fraction form
    143,641,756.43/215,492,930.06 = 46,589,927.19/x
  3. Step 3: Cross multiply
    143,641,756.43x = 215,492,930.06 × 46,589,927.19
  4. Step 4: Simplify right side
    143,641,756.43x = 10,039,799,921,222,212
  5. Step 5: Solve for x
    x = 10,039,799,921,222,212/143,641,756.43
  6. Step 6: Final answer
    x = 69,894,717.04

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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.