Home / 112,353,871.70-168,530,807.59-31,574,839.70

Finding the Fourth Proportional to 112,353,871.70, 168,530,807.59 and 31,574,839.70

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Solution

The fourth proportional to 112,353,871.70, 168,530,807.59 and 31,574,839.70 is: 47,362,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,353,871.70 : 168,530,807.59 = 31,574,839.70 : x
  2. Step 2: Convert to fraction form
    112,353,871.70/168,530,807.59 = 31,574,839.70/x
  3. Step 3: Cross multiply
    112,353,871.70x = 168,530,807.59 × 31,574,839.70
  4. Step 4: Simplify right side
    112,353,871.70x = 5,321,333,234,508,184
  5. Step 5: Solve for x
    x = 5,321,333,234,508,184/112,353,871.70
  6. Step 6: Final answer
    x = 47,362,259.56

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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.