Home / 93,127,144.36-139,712,339.40-31,716,834.84

Finding the Fourth Proportional to 93,127,144.36, 139,712,339.40 and 31,716,834.84

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Solution

The fourth proportional to 93,127,144.36, 139,712,339.40 and 31,716,834.84 is: 47,582,616.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,127,144.36 : 139,712,339.40 = 31,716,834.84 : x
  2. Step 2: Convert to fraction form
    93,127,144.36/139,712,339.40 = 31,716,834.84/x
  3. Step 3: Cross multiply
    93,127,144.36x = 139,712,339.40 × 31,716,834.84
  4. Step 4: Simplify right side
    93,127,144.36x = 4,431,233,193,347,876
  5. Step 5: Solve for x
    x = 4,431,233,193,347,876/93,127,144.36
  6. Step 6: Final answer
    x = 47,582,616.48

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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.