Home / 1,793,869,556.52-2,692,177,740.78-811,985,635.74

Finding the Fourth Proportional to 1,793,869,556.52, 2,692,177,740.78 and 811,985,635.74

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Solution

The fourth proportional to 1,793,869,556.52, 2,692,177,740.78 and 811,985,635.74 is: 1,218,600,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,869,556.52 : 2,692,177,740.78 = 811,985,635.74 : x
  2. Step 2: Convert to fraction form
    1,793,869,556.52/2,692,177,740.78 = 811,985,635.74/x
  3. Step 3: Cross multiply
    1,793,869,556.52x = 2,692,177,740.78 × 811,985,635.74
  4. Step 4: Simplify right side
    1,793,869,556.52x = 2,186,009,654,372,325,376
  5. Step 5: Solve for x
    x = 2,186,009,654,372,325,376/1,793,869,556.52
  6. Step 6: Final answer
    x = 1,218,600,118.62

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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.