Home / 104,155,834.64-143,734,792.20-57,744,893.84

Finding the Fourth Proportional to 104,155,834.64, 143,734,792.20 and 57,744,893.84

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Solution

The fourth proportional to 104,155,834.64, 143,734,792.20 and 57,744,893.84 is: 79,687,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,155,834.64 : 143,734,792.20 = 57,744,893.84 : x
  2. Step 2: Convert to fraction form
    104,155,834.64/143,734,792.20 = 57,744,893.84/x
  3. Step 3: Cross multiply
    104,155,834.64x = 143,734,792.20 × 57,744,893.84
  4. Step 4: Simplify right side
    104,155,834.64x = 8,299,950,316,703,460
  5. Step 5: Solve for x
    x = 8,299,950,316,703,460/104,155,834.64
  6. Step 6: Final answer
    x = 79,687,809.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.