Home / 750,722,205.60-1,126,083,308.40-699,703,869.60

Finding the Fourth Proportional to 750,722,205.60, 1,126,083,308.40 and 699,703,869.60

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Solution

The fourth proportional to 750,722,205.60, 1,126,083,308.40 and 699,703,869.60 is: 1,049,555,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,722,205.60 : 1,126,083,308.40 = 699,703,869.60 : x
  2. Step 2: Convert to fraction form
    750,722,205.60/1,126,083,308.40 = 699,703,869.60/x
  3. Step 3: Cross multiply
    750,722,205.60x = 1,126,083,308.40 × 699,703,869.60
  4. Step 4: Simplify right side
    750,722,205.60x = 787,924,848,379,450,240
  5. Step 5: Solve for x
    x = 787,924,848,379,450,240/750,722,205.60
  6. Step 6: Final answer
    x = 1,049,555,804.40

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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.