Home / 294,396,246,708.57-406,266,821,240.27-159,065,427,145.23

Finding the Fourth Proportional to 294,396,246,708.57, 406,266,821,240.27 and 159,065,427,145.23

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Solution

The fourth proportional to 294,396,246,708.57, 406,266,821,240.27 and 159,065,427,145.23 is: 219,510,289,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,396,246,708.57 : 406,266,821,240.27 = 159,065,427,145.23 : x
  2. Step 2: Convert to fraction form
    294,396,246,708.57/406,266,821,240.27 = 159,065,427,145.23/x
  3. Step 3: Cross multiply
    294,396,246,708.57x = 406,266,821,240.27 × 159,065,427,145.23
  4. Step 4: Simplify right side
    294,396,246,708.57x = 64,623,005,455,518,355,423,232
  5. Step 5: Solve for x
    x = 64,623,005,455,518,355,423,232/294,396,246,708.57
  6. Step 6: Final answer
    x = 219,510,289,883.18

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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.