Home / 1,535,052,367.09-2,118,372,269.92-830,204,348.50

Finding the Fourth Proportional to 1,535,052,367.09, 2,118,372,269.92 and 830,204,348.50

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Solution

The fourth proportional to 1,535,052,367.09, 2,118,372,269.92 and 830,204,348.50 is: 1,145,682,002.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,052,367.09 : 2,118,372,269.92 = 830,204,348.50 : x
  2. Step 2: Convert to fraction form
    1,535,052,367.09/2,118,372,269.92 = 830,204,348.50/x
  3. Step 3: Cross multiply
    1,535,052,367.09x = 2,118,372,269.92 × 830,204,348.50
  4. Step 4: Simplify right side
    1,535,052,367.09x = 1,758,681,870,234,704,384
  5. Step 5: Solve for x
    x = 1,758,681,870,234,704,384/1,535,052,367.09
  6. Step 6: Final answer
    x = 1,145,682,002.74

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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.