Home / 308,294,415.47-425,445,838.07-167,165,379.45

Finding the Fourth Proportional to 308,294,415.47, 425,445,838.07 and 167,165,379.45

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Solution

The fourth proportional to 308,294,415.47, 425,445,838.07 and 167,165,379.45 is: 230,687,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,294,415.47 : 425,445,838.07 = 167,165,379.45 : x
  2. Step 2: Convert to fraction form
    308,294,415.47/425,445,838.07 = 167,165,379.45/x
  3. Step 3: Cross multiply
    308,294,415.47x = 425,445,838.07 × 167,165,379.45
  4. Step 4: Simplify right side
    308,294,415.47x = 71,119,814,955,558,976
  5. Step 5: Solve for x
    x = 71,119,814,955,558,976/308,294,415.47
  6. Step 6: Final answer
    x = 230,687,976.77

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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.