Home / 1,000,560,833.04-1,380,774,080.52-554,552,991.39

Finding the Fourth Proportional to 1,000,560,833.04, 1,380,774,080.52 and 554,552,991.39

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Solution

The fourth proportional to 1,000,560,833.04, 1,380,774,080.52 and 554,552,991.39 is: 765,283,200.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,560,833.04 : 1,380,774,080.52 = 554,552,991.39 : x
  2. Step 2: Convert to fraction form
    1,000,560,833.04/1,380,774,080.52 = 554,552,991.39/x
  3. Step 3: Cross multiply
    1,000,560,833.04x = 1,380,774,080.52 × 554,552,991.39
  4. Step 4: Simplify right side
    1,000,560,833.04x = 765,712,396,786,142,720
  5. Step 5: Solve for x
    x = 765,712,396,786,142,720/1,000,560,833.04
  6. Step 6: Final answer
    x = 765,283,200.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.