Home / 119,798,626.32-179,225,129.01-90,736,184.75

Finding the Fourth Proportional to 119,798,626.32, 179,225,129.01 and 90,736,184.75

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Solution

The fourth proportional to 119,798,626.32, 179,225,129.01 and 90,736,184.75 is: 135,746,167.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,798,626.32 : 179,225,129.01 = 90,736,184.75 : x
  2. Step 2: Convert to fraction form
    119,798,626.32/179,225,129.01 = 90,736,184.75/x
  3. Step 3: Cross multiply
    119,798,626.32x = 179,225,129.01 × 90,736,184.75
  4. Step 4: Simplify right side
    119,798,626.32x = 16,262,204,417,138,080
  5. Step 5: Solve for x
    x = 16,262,204,417,138,080/119,798,626.32
  6. Step 6: Final answer
    x = 135,746,167.69

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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.