Home / 220,628,966.41-304,458,150.09-126,475,612.93

Finding the Fourth Proportional to 220,628,966.41, 304,458,150.09 and 126,475,612.93

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Solution

The fourth proportional to 220,628,966.41, 304,458,150.09 and 126,475,612.93 is: 174,530,714.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,628,966.41 : 304,458,150.09 = 126,475,612.93 : x
  2. Step 2: Convert to fraction form
    220,628,966.41/304,458,150.09 = 126,475,612.93/x
  3. Step 3: Cross multiply
    220,628,966.41x = 304,458,150.09 × 126,475,612.93
  4. Step 4: Simplify right side
    220,628,966.41x = 38,506,531,144,166,680
  5. Step 5: Solve for x
    x = 38,506,531,144,166,680/220,628,966.41
  6. Step 6: Final answer
    x = 174,530,714.49

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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.