Home / 119,798,638.91-179,225,147.83-90,736,197.33

Finding the Fourth Proportional to 119,798,638.91, 179,225,147.83 and 90,736,197.33

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Solution

The fourth proportional to 119,798,638.91, 179,225,147.83 and 90,736,197.33 is: 135,746,186.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,798,638.91 : 179,225,147.83 = 90,736,197.33 : x
  2. Step 2: Convert to fraction form
    119,798,638.91/179,225,147.83 = 90,736,197.33/x
  3. Step 3: Cross multiply
    119,798,638.91x = 179,225,147.83 × 90,736,197.33
  4. Step 4: Simplify right side
    119,798,638.91x = 16,262,208,380,001,302
  5. Step 5: Solve for x
    x = 16,262,208,380,001,302/119,798,638.91
  6. Step 6: Final answer
    x = 135,746,186.50

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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.