Home / 109,299,122.94-163,924,510.62-31,559,158.82

Finding the Fourth Proportional to 109,299,122.94, 163,924,510.62 and 31,559,158.82

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Solution

The fourth proportional to 109,299,122.94, 163,924,510.62 and 31,559,158.82 is: 47,331,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,299,122.94 : 163,924,510.62 = 31,559,158.82 : x
  2. Step 2: Convert to fraction form
    109,299,122.94/163,924,510.62 = 31,559,158.82/x
  3. Step 3: Cross multiply
    109,299,122.94x = 163,924,510.62 × 31,559,158.82
  4. Step 4: Simplify right side
    109,299,122.94x = 5,173,319,665,147,357
  5. Step 5: Solve for x
    x = 5,173,319,665,147,357/109,299,122.94
  6. Step 6: Final answer
    x = 47,331,758.26

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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.