Home / 219,929,774,098.71-329,716,635,894.60-68,758,261,456.49

Finding the Fourth Proportional to 219,929,774,098.71, 329,716,635,894.60 and 68,758,261,456.49

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Solution

The fourth proportional to 219,929,774,098.71, 329,716,635,894.60 and 68,758,261,456.49 is: 103,081,734,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,929,774,098.71 : 329,716,635,894.60 = 68,758,261,456.49 : x
  2. Step 2: Convert to fraction form
    219,929,774,098.71/329,716,635,894.60 = 68,758,261,456.49/x
  3. Step 3: Cross multiply
    219,929,774,098.71x = 329,716,635,894.60 × 68,758,261,456.49
  4. Step 4: Simplify right side
    219,929,774,098.71x = 22,670,742,657,395,222,118,400
  5. Step 5: Solve for x
    x = 22,670,742,657,395,222,118,400/219,929,774,098.71
  6. Step 6: Final answer
    x = 103,081,734,841.51

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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.