Home / 734,751,431.40-1,013,957,030.70-404,726,570.40

Finding the Fourth Proportional to 734,751,431.40, 1,013,957,030.70 and 404,726,570.40

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Solution

The fourth proportional to 734,751,431.40, 1,013,957,030.70 and 404,726,570.40 is: 558,522,697.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,751,431.40 : 1,013,957,030.70 = 404,726,570.40 : x
  2. Step 2: Convert to fraction form
    734,751,431.40/1,013,957,030.70 = 404,726,570.40/x
  3. Step 3: Cross multiply
    734,751,431.40x = 1,013,957,030.70 × 404,726,570.40
  4. Step 4: Simplify right side
    734,751,431.40x = 410,375,351,568,178,496
  5. Step 5: Solve for x
    x = 410,375,351,568,178,496/734,751,431.40
  6. Step 6: Final answer
    x = 558,522,697.65

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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.