Home / 261,795,477.66-361,278,854.20-144,318,229.26

Finding the Fourth Proportional to 261,795,477.66, 361,278,854.20 and 144,318,229.26

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Solution

The fourth proportional to 261,795,477.66, 361,278,854.20 and 144,318,229.26 is: 199,159,760.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,795,477.66 : 361,278,854.20 = 144,318,229.26 : x
  2. Step 2: Convert to fraction form
    261,795,477.66/361,278,854.20 = 144,318,229.26/x
  3. Step 3: Cross multiply
    261,795,477.66x = 361,278,854.20 × 144,318,229.26
  4. Step 4: Simplify right side
    261,795,477.66x = 52,139,124,507,225,712
  5. Step 5: Solve for x
    x = 52,139,124,507,225,712/261,795,477.66
  6. Step 6: Final answer
    x = 199,159,760.03

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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.