Home / 178,791,984.54-246,710,802.09-103,451,263.38

Finding the Fourth Proportional to 178,791,984.54, 246,710,802.09 and 103,451,263.38

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Solution

The fourth proportional to 178,791,984.54, 246,710,802.09 and 103,451,263.38 is: 142,749,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,791,984.54 : 246,710,802.09 = 103,451,263.38 : x
  2. Step 2: Convert to fraction form
    178,791,984.54/246,710,802.09 = 103,451,263.38/x
  3. Step 3: Cross multiply
    178,791,984.54x = 246,710,802.09 × 103,451,263.38
  4. Step 4: Simplify right side
    178,791,984.54x = 25,522,544,165,703,644
  5. Step 5: Solve for x
    x = 25,522,544,165,703,644/178,791,984.54
  6. Step 6: Final answer
    x = 142,749,934.97

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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.