Home / 868,164,047.20-1,302,246,070.80-293,735,375.20

Finding the Fourth Proportional to 868,164,047.20, 1,302,246,070.80 and 293,735,375.20

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Solution

The fourth proportional to 868,164,047.20, 1,302,246,070.80 and 293,735,375.20 is: 440,603,062.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,164,047.20 : 1,302,246,070.80 = 293,735,375.20 : x
  2. Step 2: Convert to fraction form
    868,164,047.20/1,302,246,070.80 = 293,735,375.20/x
  3. Step 3: Cross multiply
    868,164,047.20x = 1,302,246,070.80 × 293,735,375.20
  4. Step 4: Simplify right side
    868,164,047.20x = 382,515,738,209,163,712
  5. Step 5: Solve for x
    x = 382,515,738,209,163,712/868,164,047.20
  6. Step 6: Final answer
    x = 440,603,062.80

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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.