Home / 247,086,079.98-341,009,030.88-142,663,976.07

Finding the Fourth Proportional to 247,086,079.98, 341,009,030.88 and 142,663,976.07

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Solution

The fourth proportional to 247,086,079.98, 341,009,030.88 and 142,663,976.07 is: 196,893,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,086,079.98 : 341,009,030.88 = 142,663,976.07 : x
  2. Step 2: Convert to fraction form
    247,086,079.98/341,009,030.88 = 142,663,976.07/x
  3. Step 3: Cross multiply
    247,086,079.98x = 341,009,030.88 × 142,663,976.07
  4. Step 4: Simplify right side
    247,086,079.98x = 48,649,704,221,118,208
  5. Step 5: Solve for x
    x = 48,649,704,221,118,208/247,086,079.98
  6. Step 6: Final answer
    x = 196,893,747.41

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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.