Home / 170,644,833.79-235,422,864.23-99,105,536.75

Finding the Fourth Proportional to 170,644,833.79, 235,422,864.23 and 99,105,536.75

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Solution

The fourth proportional to 170,644,833.79, 235,422,864.23 and 99,105,536.75 is: 136,726,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,644,833.79 : 235,422,864.23 = 99,105,536.75 : x
  2. Step 2: Convert to fraction form
    170,644,833.79/235,422,864.23 = 99,105,536.75/x
  3. Step 3: Cross multiply
    170,644,833.79x = 235,422,864.23 × 99,105,536.75
  4. Step 4: Simplify right side
    170,644,833.79x = 23,331,709,321,830,964
  5. Step 5: Solve for x
    x = 23,331,709,321,830,964/170,644,833.79
  6. Step 6: Final answer
    x = 136,726,725.35

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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.