Home / 142,293,025.44-213,460,796.07-45,251,898.84

Finding the Fourth Proportional to 142,293,025.44, 213,460,796.07 and 45,251,898.84

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Solution

The fourth proportional to 142,293,025.44, 213,460,796.07 and 45,251,898.84 is: 67,884,608.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,293,025.44 : 213,460,796.07 = 45,251,898.84 : x
  2. Step 2: Convert to fraction form
    142,293,025.44/213,460,796.07 = 45,251,898.84/x
  3. Step 3: Cross multiply
    142,293,025.44x = 213,460,796.07 × 45,251,898.84
  4. Step 4: Simplify right side
    142,293,025.44x = 9,659,506,350,065,510
  5. Step 5: Solve for x
    x = 9,659,506,350,065,510/142,293,025.44
  6. Step 6: Final answer
    x = 67,884,608.68

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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.