Home / 438,767,553.60-658,151,330.40-147,537,885.60

Finding the Fourth Proportional to 438,767,553.60, 658,151,330.40 and 147,537,885.60

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Solution

The fourth proportional to 438,767,553.60, 658,151,330.40 and 147,537,885.60 is: 221,306,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,767,553.60 : 658,151,330.40 = 147,537,885.60 : x
  2. Step 2: Convert to fraction form
    438,767,553.60/658,151,330.40 = 147,537,885.60/x
  3. Step 3: Cross multiply
    438,767,553.60x = 658,151,330.40 × 147,537,885.60
  4. Step 4: Simplify right side
    438,767,553.60x = 97,102,255,692,042,992
  5. Step 5: Solve for x
    x = 97,102,255,692,042,992/438,767,553.60
  6. Step 6: Final answer
    x = 221,306,828.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.