Home / 101,533,804.40-152,315,167.70-31,510,082.97

Finding the Fourth Proportional to 101,533,804.40, 152,315,167.70 and 31,510,082.97

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Solution

The fourth proportional to 101,533,804.40, 152,315,167.70 and 31,510,082.97 is: 47,269,612.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,533,804.40 : 152,315,167.70 = 31,510,082.97 : x
  2. Step 2: Convert to fraction form
    101,533,804.40/152,315,167.70 = 31,510,082.97/x
  3. Step 3: Cross multiply
    101,533,804.40x = 152,315,167.70 × 31,510,082.97
  4. Step 4: Simplify right side
    101,533,804.40x = 4,799,463,571,658,913
  5. Step 5: Solve for x
    x = 4,799,463,571,658,913/101,533,804.40
  6. Step 6: Final answer
    x = 47,269,612.33

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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.