Home / 80,473,931.19-120,712,028.49-22,966,208.64

Finding the Fourth Proportional to 80,473,931.19, 120,712,028.49 and 22,966,208.64

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Solution

The fourth proportional to 80,473,931.19, 120,712,028.49 and 22,966,208.64 is: 34,449,635.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,473,931.19 : 120,712,028.49 = 22,966,208.64 : x
  2. Step 2: Convert to fraction form
    80,473,931.19/120,712,028.49 = 22,966,208.64/x
  3. Step 3: Cross multiply
    80,473,931.19x = 120,712,028.49 × 22,966,208.64
  4. Step 4: Simplify right side
    80,473,931.19x = 2,772,297,631,658,964
  5. Step 5: Solve for x
    x = 2,772,297,631,658,964/80,473,931.19
  6. Step 6: Final answer
    x = 34,449,635.93

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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.