Home / 215,451,056.04-297,329,794.38-127,420,515.24

Finding the Fourth Proportional to 215,451,056.04, 297,329,794.38 and 127,420,515.24

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Solution

The fourth proportional to 215,451,056.04, 297,329,794.38 and 127,420,515.24 is: 175,844,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,451,056.04 : 297,329,794.38 = 127,420,515.24 : x
  2. Step 2: Convert to fraction form
    215,451,056.04/297,329,794.38 = 127,420,515.24/x
  3. Step 3: Cross multiply
    215,451,056.04x = 297,329,794.38 × 127,420,515.24
  4. Step 4: Simplify right side
    215,451,056.04x = 37,885,915,596,102,856
  5. Step 5: Solve for x
    x = 37,885,915,596,102,856/215,451,056.04
  6. Step 6: Final answer
    x = 175,844,650.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.