Home / 98,305,574,011.80-135,661,927,952.70-53,195,784,878.04

Finding the Fourth Proportional to 98,305,574,011.80, 135,661,927,952.70 and 53,195,784,878.04

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Solution

The fourth proportional to 98,305,574,011.80, 135,661,927,952.70 and 53,195,784,878.04 is: 73,410,310,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,305,574,011.80 : 135,661,927,952.70 = 53,195,784,878.04 : x
  2. Step 2: Convert to fraction form
    98,305,574,011.80/135,661,927,952.70 = 53,195,784,878.04/x
  3. Step 3: Cross multiply
    98,305,574,011.80x = 135,661,927,952.70 × 53,195,784,878.04
  4. Step 4: Simplify right side
    98,305,574,011.80x = 7,216,642,735,511,990,960,128
  5. Step 5: Solve for x
    x = 7,216,642,735,511,990,960,128/98,305,574,011.80
  6. Step 6: Final answer
    x = 73,410,310,738.29

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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.