Home / 144,571,641.23-216,853,323.26-40,940,601.47

Finding the Fourth Proportional to 144,571,641.23, 216,853,323.26 and 40,940,601.47

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Solution

The fourth proportional to 144,571,641.23, 216,853,323.26 and 40,940,601.47 is: 61,409,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,571,641.23 : 216,853,323.26 = 40,940,601.47 : x
  2. Step 2: Convert to fraction form
    144,571,641.23/216,853,323.26 = 40,940,601.47/x
  3. Step 3: Cross multiply
    144,571,641.23x = 216,853,323.26 × 40,940,601.47
  4. Step 4: Simplify right side
    144,571,641.23x = 8,878,105,483,743,772
  5. Step 5: Solve for x
    x = 8,878,105,483,743,772/144,571,641.23
  6. Step 6: Final answer
    x = 61,409,730.21

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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.