Home / 101,091,115.80-151,636,673.70-55,174,613.40

Finding the Fourth Proportional to 101,091,115.80, 151,636,673.70 and 55,174,613.40

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Solution

The fourth proportional to 101,091,115.80, 151,636,673.70 and 55,174,613.40 is: 82,761,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,091,115.80 : 151,636,673.70 = 55,174,613.40 : x
  2. Step 2: Convert to fraction form
    101,091,115.80/151,636,673.70 = 55,174,613.40/x
  3. Step 3: Cross multiply
    101,091,115.80x = 151,636,673.70 × 55,174,613.40
  4. Step 4: Simplify right side
    101,091,115.80x = 8,366,494,848,659,447
  5. Step 5: Solve for x
    x = 8,366,494,848,659,447/101,091,115.80
  6. Step 6: Final answer
    x = 82,761,920.10

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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.