Home / 258,304,162.32-356,459,641.65-140,829,588.54

Finding the Fourth Proportional to 258,304,162.32, 356,459,641.65 and 140,829,588.54

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Solution

The fourth proportional to 258,304,162.32, 356,459,641.65 and 140,829,588.54 is: 194,344,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,304,162.32 : 356,459,641.65 = 140,829,588.54 : x
  2. Step 2: Convert to fraction form
    258,304,162.32/356,459,641.65 = 140,829,588.54/x
  3. Step 3: Cross multiply
    258,304,162.32x = 356,459,641.65 × 140,829,588.54
  4. Step 4: Simplify right side
    258,304,162.32x = 50,200,064,664,685,344
  5. Step 5: Solve for x
    x = 50,200,064,664,685,344/258,304,162.32
  6. Step 6: Final answer
    x = 194,344,776.38

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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.