Home / 51,200,209.92-70,654,932.48-30,293,322.24

Finding the Fourth Proportional to 51,200,209.92, 70,654,932.48 and 30,293,322.24

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Solution

The fourth proportional to 51,200,209.92, 70,654,932.48 and 30,293,322.24 is: 41,803,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,200,209.92 : 70,654,932.48 = 30,293,322.24 : x
  2. Step 2: Convert to fraction form
    51,200,209.92/70,654,932.48 = 30,293,322.24/x
  3. Step 3: Cross multiply
    51,200,209.92x = 70,654,932.48 × 30,293,322.24
  4. Step 4: Simplify right side
    51,200,209.92x = 2,140,372,637,462,082.25
  5. Step 5: Solve for x
    x = 2,140,372,637,462,082.25/51,200,209.92
  6. Step 6: Final answer
    x = 41,803,981.68

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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.