Home / 143,464,651,528.86-215,227,200,432.21-46,538,615,274.20

Finding the Fourth Proportional to 143,464,651,528.86, 215,227,200,432.21 and 46,538,615,274.20

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Solution

The fourth proportional to 143,464,651,528.86, 215,227,200,432.21 and 46,538,615,274.20 is: 69,817,727,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,464,651,528.86 : 215,227,200,432.21 = 46,538,615,274.20 : x
  2. Step 2: Convert to fraction form
    143,464,651,528.86/215,227,200,432.21 = 46,538,615,274.20/x
  3. Step 3: Cross multiply
    143,464,651,528.86x = 215,227,200,432.21 × 46,538,615,274.20
  4. Step 4: Simplify right side
    143,464,651,528.86x = 10,016,375,877,458,613,764,096
  5. Step 5: Solve for x
    x = 10,016,375,877,458,613,764,096/143,464,651,528.86
  6. Step 6: Final answer
    x = 69,817,727,019.98

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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.