Home / 80,103,157.64-110,544,531.24-45,301,052.40

Finding the Fourth Proportional to 80,103,157.64, 110,544,531.24 and 45,301,052.40

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Solution

The fourth proportional to 80,103,157.64, 110,544,531.24 and 45,301,052.40 is: 62,516,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,103,157.64 : 110,544,531.24 = 45,301,052.40 : x
  2. Step 2: Convert to fraction form
    80,103,157.64/110,544,531.24 = 45,301,052.40/x
  3. Step 3: Cross multiply
    80,103,157.64x = 110,544,531.24 × 45,301,052.40
  4. Step 4: Simplify right side
    80,103,157.64x = 5,007,783,602,236,677
  5. Step 5: Solve for x
    x = 5,007,783,602,236,677/80,103,157.64
  6. Step 6: Final answer
    x = 62,516,681.61

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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.