Home / 426,738,504.60-639,788,892.30-232,868,827.80

Finding the Fourth Proportional to 426,738,504.60, 639,788,892.30 and 232,868,827.80

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Solution

The fourth proportional to 426,738,504.60, 639,788,892.30 and 232,868,827.80 is: 349,129,239.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,738,504.60 : 639,788,892.30 = 232,868,827.80 : x
  2. Step 2: Convert to fraction form
    426,738,504.60/639,788,892.30 = 232,868,827.80/x
  3. Step 3: Cross multiply
    426,738,504.60x = 639,788,892.30 × 232,868,827.80
  4. Step 4: Simplify right side
    426,738,504.60x = 148,986,889,389,361,440
  5. Step 5: Solve for x
    x = 148,986,889,389,361,440/426,738,504.60
  6. Step 6: Final answer
    x = 349,129,239.06

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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.