Home / 406,454,780.85-560,941,898.00-227,835,813.83

Finding the Fourth Proportional to 406,454,780.85, 560,941,898.00 and 227,835,813.83

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Solution

The fourth proportional to 406,454,780.85, 560,941,898.00 and 227,835,813.83 is: 314,432,649.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,454,780.85 : 560,941,898.00 = 227,835,813.83 : x
  2. Step 2: Convert to fraction form
    406,454,780.85/560,941,898.00 = 227,835,813.83/x
  3. Step 3: Cross multiply
    406,454,780.85x = 560,941,898.00 × 227,835,813.83
  4. Step 4: Simplify right side
    406,454,780.85x = 127,802,653,843,455,248
  5. Step 5: Solve for x
    x = 127,802,653,843,455,248/406,454,780.85
  6. Step 6: Final answer
    x = 314,432,649.99

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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.