Home / 1,135,435,656.96-1,703,142,131.27-359,081,449.92

Finding the Fourth Proportional to 1,135,435,656.96, 1,703,142,131.27 and 359,081,449.92

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Solution

The fourth proportional to 1,135,435,656.96, 1,703,142,131.27 and 359,081,449.92 is: 538,618,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,435,656.96 : 1,703,142,131.27 = 359,081,449.92 : x
  2. Step 2: Convert to fraction form
    1,135,435,656.96/1,703,142,131.27 = 359,081,449.92/x
  3. Step 3: Cross multiply
    1,135,435,656.96x = 1,703,142,131.27 × 359,081,449.92
  4. Step 4: Simplify right side
    1,135,435,656.96x = 611,566,745,914,475,264
  5. Step 5: Solve for x
    x = 611,566,745,914,475,264/1,135,435,656.96
  6. Step 6: Final answer
    x = 538,618,584.12

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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.