Home / 79,988,372.22-110,392,931.28-45,183,304.86

Finding the Fourth Proportional to 79,988,372.22, 110,392,931.28 and 45,183,304.86

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Solution

The fourth proportional to 79,988,372.22, 110,392,931.28 and 45,183,304.86 is: 62,358,031.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,988,372.22 : 110,392,931.28 = 45,183,304.86 : x
  2. Step 2: Convert to fraction form
    79,988,372.22/110,392,931.28 = 45,183,304.86/x
  3. Step 3: Cross multiply
    79,988,372.22x = 110,392,931.28 × 45,183,304.86
  4. Step 4: Simplify right side
    79,988,372.22x = 4,987,917,468,413,270
  5. Step 5: Solve for x
    x = 4,987,917,468,413,270/79,988,372.22
  6. Step 6: Final answer
    x = 62,358,031.92

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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.