Home / 80,329,977.51-110,857,707.33-45,521,510.55

Finding the Fourth Proportional to 80,329,977.51, 110,857,707.33 and 45,521,510.55

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Solution

The fourth proportional to 80,329,977.51, 110,857,707.33 and 45,521,510.55 is: 62,821,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,329,977.51 : 110,857,707.33 = 45,521,510.55 : x
  2. Step 2: Convert to fraction form
    80,329,977.51/110,857,707.33 = 45,521,510.55/x
  3. Step 3: Cross multiply
    80,329,977.51x = 110,857,707.33 × 45,521,510.55
  4. Step 4: Simplify right side
    80,329,977.51x = 5,046,410,293,771,407
  5. Step 5: Solve for x
    x = 5,046,410,293,771,407/80,329,977.51
  6. Step 6: Final answer
    x = 62,821,009.67

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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.