Home / 1,535,052,378.25-2,118,372,285.32-830,204,359.66

Finding the Fourth Proportional to 1,535,052,378.25, 2,118,372,285.32 and 830,204,359.66

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Solution

The fourth proportional to 1,535,052,378.25, 2,118,372,285.32 and 830,204,359.66 is: 1,145,682,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,052,378.25 : 2,118,372,285.32 = 830,204,359.66 : x
  2. Step 2: Convert to fraction form
    1,535,052,378.25/2,118,372,285.32 = 830,204,359.66/x
  3. Step 3: Cross multiply
    1,535,052,378.25x = 2,118,372,285.32 × 830,204,359.66
  4. Step 4: Simplify right side
    1,535,052,378.25x = 1,758,681,906,655,581,184
  5. Step 5: Solve for x
    x = 1,758,681,906,655,581,184/1,535,052,378.25
  6. Step 6: Final answer
    x = 1,145,682,018.13

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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.