Home / 238,229,193.44-328,702,421.76-144,141,000.26

Finding the Fourth Proportional to 238,229,193.44, 328,702,421.76 and 144,141,000.26

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Solution

The fourth proportional to 238,229,193.44, 328,702,421.76 and 144,141,000.26 is: 198,881,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,229,193.44 : 328,702,421.76 = 144,141,000.26 : x
  2. Step 2: Convert to fraction form
    238,229,193.44/328,702,421.76 = 144,141,000.26/x
  3. Step 3: Cross multiply
    238,229,193.44x = 328,702,421.76 × 144,141,000.26
  4. Step 4: Simplify right side
    238,229,193.44x = 47,379,495,858,727,272
  5. Step 5: Solve for x
    x = 47,379,495,858,727,272/238,229,193.44
  6. Step 6: Final answer
    x = 198,881,989.13

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1.5x scale

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.