Home / 136,483,555.80-204,725,333.70-90,567,053.40

Finding the Fourth Proportional to 136,483,555.80, 204,725,333.70 and 90,567,053.40

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Solution

The fourth proportional to 136,483,555.80, 204,725,333.70 and 90,567,053.40 is: 135,850,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,483,555.80 : 204,725,333.70 = 90,567,053.40 : x
  2. Step 2: Convert to fraction form
    136,483,555.80/204,725,333.70 = 90,567,053.40/x
  3. Step 3: Cross multiply
    136,483,555.80x = 204,725,333.70 × 90,567,053.40
  4. Step 4: Simplify right side
    136,483,555.80x = 18,541,370,229,540,720
  5. Step 5: Solve for x
    x = 18,541,370,229,540,720/136,483,555.80
  6. Step 6: Final answer
    x = 135,850,580.10

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1.5x scale

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.