Home / 218,275,643.86-327,417,008.76-62,831,513.32

Finding the Fourth Proportional to 218,275,643.86, 327,417,008.76 and 62,831,513.32

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Solution

The fourth proportional to 218,275,643.86, 327,417,008.76 and 62,831,513.32 is: 94,248,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,275,643.86 : 327,417,008.76 = 62,831,513.32 : x
  2. Step 2: Convert to fraction form
    218,275,643.86/327,417,008.76 = 62,831,513.32/x
  3. Step 3: Cross multiply
    218,275,643.86x = 327,417,008.76 × 62,831,513.32
  4. Step 4: Simplify right side
    218,275,643.86x = 20,572,106,147,098,496
  5. Step 5: Solve for x
    x = 20,572,106,147,098,496/218,275,643.86
  6. Step 6: Final answer
    x = 94,248,289.84

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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.