Home / 93,889,800.78-140,735,301.50-31,581,799.34

Finding the Fourth Proportional to 93,889,800.78, 140,735,301.50 and 31,581,799.34

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Solution

The fourth proportional to 93,889,800.78, 140,735,301.50 and 31,581,799.34 is: 47,339,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,889,800.78 : 140,735,301.50 = 31,581,799.34 : x
  2. Step 2: Convert to fraction form
    93,889,800.78/140,735,301.50 = 31,581,799.34/x
  3. Step 3: Cross multiply
    93,889,800.78x = 140,735,301.50 × 31,581,799.34
  4. Step 4: Simplify right side
    93,889,800.78x = 4,444,674,051,165,816
  5. Step 5: Solve for x
    x = 4,444,674,051,165,816/93,889,800.78
  6. Step 6: Final answer
    x = 47,339,263.84

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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.