Home / 87,133,692,034.22-120,243,272,724.65-48,554,237,960.15

Finding the Fourth Proportional to 87,133,692,034.22, 120,243,272,724.65 and 48,554,237,960.15

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Solution

The fourth proportional to 87,133,692,034.22, 120,243,272,724.65 and 48,554,237,960.15 is: 67,004,167,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,133,692,034.22 : 120,243,272,724.65 = 48,554,237,960.15 : x
  2. Step 2: Convert to fraction form
    87,133,692,034.22/120,243,272,724.65 = 48,554,237,960.15/x
  3. Step 3: Cross multiply
    87,133,692,034.22x = 120,243,272,724.65 × 48,554,237,960.15
  4. Step 4: Simplify right side
    87,133,692,034.22x = 5,838,320,476,979,268,157,440
  5. Step 5: Solve for x
    x = 5,838,320,476,979,268,157,440/87,133,692,034.22
  6. Step 6: Final answer
    x = 67,004,167,282.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.