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Finding the Fourth Proportional to 924,818,295.60, 1,388,411,255.28 and 794,494,347.84

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Solution

The fourth proportional to 924,818,295.60, 1,388,411,255.28 and 794,494,347.84 is: 1,192,758,512.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,818,295.60 : 1,388,411,255.28 = 794,494,347.84 : x
  2. Step 2: Convert to fraction form
    924,818,295.60/1,388,411,255.28 = 794,494,347.84/x
  3. Step 3: Cross multiply
    924,818,295.60x = 1,388,411,255.28 × 794,494,347.84
  4. Step 4: Simplify right side
    924,818,295.60x = 1,103,084,894,797,399,424
  5. Step 5: Solve for x
    x = 1,103,084,894,797,399,424/924,818,295.60
  6. Step 6: Final answer
    x = 1,192,758,512.72

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1.5x scale

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.