Home / 220,802,070.46-304,708,055.78-126,708,725.23

Finding the Fourth Proportional to 220,802,070.46, 304,708,055.78 and 126,708,725.23

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Solution

The fourth proportional to 220,802,070.46, 304,708,055.78 and 126,708,725.23 is: 174,858,728.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,802,070.46 : 304,708,055.78 = 126,708,725.23 : x
  2. Step 2: Convert to fraction form
    220,802,070.46/304,708,055.78 = 126,708,725.23/x
  3. Step 3: Cross multiply
    220,802,070.46x = 304,708,055.78 × 126,708,725.23
  4. Step 4: Simplify right side
    220,802,070.46x = 38,609,169,315,195,528
  5. Step 5: Solve for x
    x = 38,609,169,315,195,528/220,802,070.46
  6. Step 6: Final answer
    x = 174,858,728.61

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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.