Home / 144,571,646.54-216,853,331.23-40,940,606.78

Finding the Fourth Proportional to 144,571,646.54, 216,853,331.23 and 40,940,606.78

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Solution

The fourth proportional to 144,571,646.54, 216,853,331.23 and 40,940,606.78 is: 61,409,738.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,571,646.54 : 216,853,331.23 = 40,940,606.78 : x
  2. Step 2: Convert to fraction form
    144,571,646.54/216,853,331.23 = 40,940,606.78/x
  3. Step 3: Cross multiply
    144,571,646.54x = 216,853,331.23 × 40,940,606.78
  4. Step 4: Simplify right side
    144,571,646.54x = 8,878,106,962,600,633
  5. Step 5: Solve for x
    x = 8,878,106,962,600,633/144,571,646.54
  6. Step 6: Final answer
    x = 61,409,738.18

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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.