Home / 284,745,881.86-392,952,409.82-167,276,163.22

Finding the Fourth Proportional to 284,745,881.86, 392,952,409.82 and 167,276,163.22

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Solution

The fourth proportional to 284,745,881.86, 392,952,409.82 and 167,276,163.22 is: 230,842,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,745,881.86 : 392,952,409.82 = 167,276,163.22 : x
  2. Step 2: Convert to fraction form
    284,745,881.86/392,952,409.82 = 167,276,163.22/x
  3. Step 3: Cross multiply
    284,745,881.86x = 392,952,409.82 × 167,276,163.22
  4. Step 4: Simplify right side
    284,745,881.86x = 65,731,571,441,556,192
  5. Step 5: Solve for x
    x = 65,731,571,441,556,192/284,745,881.86
  6. Step 6: Final answer
    x = 230,842,922.16

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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.