Home / 559,872,743.80-839,809,115.70-556,471,521.40

Finding the Fourth Proportional to 559,872,743.80, 839,809,115.70 and 556,471,521.40

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Solution

The fourth proportional to 559,872,743.80, 839,809,115.70 and 556,471,521.40 is: 834,707,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,743.80 : 839,809,115.70 = 556,471,521.40 : x
  2. Step 2: Convert to fraction form
    559,872,743.80/839,809,115.70 = 556,471,521.40/x
  3. Step 3: Cross multiply
    559,872,743.80x = 839,809,115.70 × 556,471,521.40
  4. Step 4: Simplify right side
    559,872,743.80x = 467,329,856,299,167,616
  5. Step 5: Solve for x
    x = 467,329,856,299,167,616/559,872,743.80
  6. Step 6: Final answer
    x = 834,707,282.10

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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.