Home / 411,211,993.48-616,757,317.28-120,000,925.91

Finding the Fourth Proportional to 411,211,993.48, 616,757,317.28 and 120,000,925.91

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Solution

The fourth proportional to 411,211,993.48, 616,757,317.28 and 120,000,925.91 is: 179,983,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,211,993.48 : 616,757,317.28 = 120,000,925.91 : x
  2. Step 2: Convert to fraction form
    411,211,993.48/616,757,317.28 = 120,000,925.91/x
  3. Step 3: Cross multiply
    411,211,993.48x = 616,757,317.28 × 120,000,925.91
  4. Step 4: Simplify right side
    411,211,993.48x = 74,011,449,134,767,632
  5. Step 5: Solve for x
    x = 74,011,449,134,767,632/411,211,993.48
  6. Step 6: Final answer
    x = 179,983,683.13

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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.