Home / 261,374,695.40-360,429,725.22-173,238,089.96

Finding the Fourth Proportional to 261,374,695.40, 360,429,725.22 and 173,238,089.96

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Solution

The fourth proportional to 261,374,695.40, 360,429,725.22 and 173,238,089.96 is: 238,891,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,374,695.40 : 360,429,725.22 = 173,238,089.96 : x
  2. Step 2: Convert to fraction form
    261,374,695.40/360,429,725.22 = 173,238,089.96/x
  3. Step 3: Cross multiply
    261,374,695.40x = 360,429,725.22 × 173,238,089.96
  4. Step 4: Simplify right side
    261,374,695.40x = 62,440,157,161,920,448
  5. Step 5: Solve for x
    x = 62,440,157,161,920,448/261,374,695.40
  6. Step 6: Final answer
    x = 238,891,362.71

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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.