Home / 411,211,992.22-616,757,315.40-120,000,924.65

Finding the Fourth Proportional to 411,211,992.22, 616,757,315.40 and 120,000,924.65

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Solution

The fourth proportional to 411,211,992.22, 616,757,315.40 and 120,000,924.65 is: 179,983,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,211,992.22 : 616,757,315.40 = 120,000,924.65 : x
  2. Step 2: Convert to fraction form
    411,211,992.22/616,757,315.40 = 120,000,924.65/x
  3. Step 3: Cross multiply
    411,211,992.22x = 616,757,315.40 × 120,000,924.65
  4. Step 4: Simplify right side
    411,211,992.22x = 74,011,448,134,193,584
  5. Step 5: Solve for x
    x = 74,011,448,134,193,584/411,211,992.22
  6. Step 6: Final answer
    x = 179,983,681.25

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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.