Home / 164,031,151.23-246,046,966.20-66,986,859.96

Finding the Fourth Proportional to 164,031,151.23, 246,046,966.20 and 66,986,859.96

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Solution

The fourth proportional to 164,031,151.23, 246,046,966.20 and 66,986,859.96 is: 100,480,387.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,031,151.23 : 246,046,966.20 = 66,986,859.96 : x
  2. Step 2: Convert to fraction form
    164,031,151.23/246,046,966.20 = 66,986,859.96/x
  3. Step 3: Cross multiply
    164,031,151.23x = 246,046,966.20 × 66,986,859.96
  4. Step 4: Simplify right side
    164,031,151.23x = 16,481,913,668,422,252
  5. Step 5: Solve for x
    x = 16,481,913,668,422,252/164,031,151.23
  6. Step 6: Final answer
    x = 100,480,387.69

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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.