Home / 109,299,956.27-163,925,750.42-31,559,985.69

Finding the Fourth Proportional to 109,299,956.27, 163,925,750.42 and 31,559,985.69

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Solution

The fourth proportional to 109,299,956.27, 163,925,750.42 and 31,559,985.69 is: 47,332,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,299,956.27 : 163,925,750.42 = 31,559,985.69 : x
  2. Step 2: Convert to fraction form
    109,299,956.27/163,925,750.42 = 31,559,985.69/x
  3. Step 3: Cross multiply
    109,299,956.27x = 163,925,750.42 × 31,559,985.69
  4. Step 4: Simplify right side
    109,299,956.27x = 5,173,494,337,319,912
  5. Step 5: Solve for x
    x = 5,173,494,337,319,912/109,299,956.27
  6. Step 6: Final answer
    x = 47,332,995.49

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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.