Home / 258,223,915.20-356,370,353.76-148,236,888

Finding the Fourth Proportional to 258,223,915.20, 356,370,353.76 and 148,236,888

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Solution

The fourth proportional to 258,223,915.20, 356,370,353.76 and 148,236,888 is: 204,579,162.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,223,915.20 : 356,370,353.76 = 148,236,888 : x
  2. Step 2: Convert to fraction form
    258,223,915.20/356,370,353.76 = 148,236,888/x
  3. Step 3: Cross multiply
    258,223,915.20x = 356,370,353.76 × 148,236,888
  4. Step 4: Simplify right side
    258,223,915.20x = 52,827,232,216,841,496
  5. Step 5: Solve for x
    x = 52,827,232,216,841,496/258,223,915.20
  6. Step 6: Final answer
    x = 204,579,162.14

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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.