Home / 1,293,672,488.23-1,785,268,033.74-736,807,350.79

Finding the Fourth Proportional to 1,293,672,488.23, 1,785,268,033.74 and 736,807,350.79

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Solution

The fourth proportional to 1,293,672,488.23, 1,785,268,033.74 and 736,807,350.79 is: 1,016,794,144.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,672,488.23 : 1,785,268,033.74 = 736,807,350.79 : x
  2. Step 2: Convert to fraction form
    1,293,672,488.23/1,785,268,033.74 = 736,807,350.79/x
  3. Step 3: Cross multiply
    1,293,672,488.23x = 1,785,268,033.74 × 736,807,350.79
  4. Step 4: Simplify right side
    1,293,672,488.23x = 1,315,398,610,390,041,600
  5. Step 5: Solve for x
    x = 1,315,398,610,390,041,600/1,293,672,488.23
  6. Step 6: Final answer
    x = 1,016,794,144.08

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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.