Home / 270,844,398.64-406,213,696.86-86,562,442.36

Finding the Fourth Proportional to 270,844,398.64, 406,213,696.86 and 86,562,442.36

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Solution

The fourth proportional to 270,844,398.64, 406,213,696.86 and 86,562,442.36 is: 129,826,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,844,398.64 : 406,213,696.86 = 86,562,442.36 : x
  2. Step 2: Convert to fraction form
    270,844,398.64/406,213,696.86 = 86,562,442.36/x
  3. Step 3: Cross multiply
    270,844,398.64x = 406,213,696.86 × 86,562,442.36
  4. Step 4: Simplify right side
    270,844,398.64x = 35,162,849,720,286,264
  5. Step 5: Solve for x
    x = 35,162,849,720,286,264/270,844,398.64
  6. Step 6: Final answer
    x = 129,826,756.24

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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.