Home / 126,706,873,039.46-174,870,474,955.62-75,265,636,115.28

Finding the Fourth Proportional to 126,706,873,039.46, 174,870,474,955.62 and 75,265,636,115.28

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Solution

The fourth proportional to 126,706,873,039.46, 174,870,474,955.62 and 75,265,636,115.28 is: 103,875,482,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,706,873,039.46 : 174,870,474,955.62 = 75,265,636,115.28 : x
  2. Step 2: Convert to fraction form
    126,706,873,039.46/174,870,474,955.62 = 75,265,636,115.28/x
  3. Step 3: Cross multiply
    126,706,873,039.46x = 174,870,474,955.62 × 75,265,636,115.28
  4. Step 4: Simplify right side
    126,706,873,039.46x = 13,161,737,535,315,878,346,752
  5. Step 5: Solve for x
    x = 13,161,737,535,315,878,346,752/126,706,873,039.46
  6. Step 6: Final answer
    x = 103,875,482,202.27

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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.