Home / 206,471,762.66-284,938,550.18-112,381,361.52

Finding the Fourth Proportional to 206,471,762.66, 284,938,550.18 and 112,381,361.52

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Solution

The fourth proportional to 206,471,762.66, 284,938,550.18 and 112,381,361.52 is: 155,090,370.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,471,762.66 : 284,938,550.18 = 112,381,361.52 : x
  2. Step 2: Convert to fraction form
    206,471,762.66/284,938,550.18 = 112,381,361.52/x
  3. Step 3: Cross multiply
    206,471,762.66x = 284,938,550.18 × 112,381,361.52
  4. Step 4: Simplify right side
    206,471,762.66x = 32,021,782,217,553,124
  5. Step 5: Solve for x
    x = 32,021,782,217,553,124/206,471,762.66
  6. Step 6: Final answer
    x = 155,090,370.74

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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.