Home / 144,626,422.40-216,941,399.44-42,392,527.28

Finding the Fourth Proportional to 144,626,422.40, 216,941,399.44 and 42,392,527.28

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Solution

The fourth proportional to 144,626,422.40, 216,941,399.44 and 42,392,527.28 is: 63,589,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,626,422.40 : 216,941,399.44 = 42,392,527.28 : x
  2. Step 2: Convert to fraction form
    144,626,422.40/216,941,399.44 = 42,392,527.28/x
  3. Step 3: Cross multiply
    144,626,422.40x = 216,941,399.44 × 42,392,527.28
  4. Step 4: Simplify right side
    144,626,422.40x = 9,196,694,193,921,576
  5. Step 5: Solve for x
    x = 9,196,694,193,921,576/144,626,422.40
  6. Step 6: Final answer
    x = 63,589,308.52

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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.