Home / 896,934,778.26-1,346,088,870.39-405,992,817.87

Finding the Fourth Proportional to 896,934,778.26, 1,346,088,870.39 and 405,992,817.87

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Solution

The fourth proportional to 896,934,778.26, 1,346,088,870.39 and 405,992,817.87 is: 609,300,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,934,778.26 : 1,346,088,870.39 = 405,992,817.87 : x
  2. Step 2: Convert to fraction form
    896,934,778.26/1,346,088,870.39 = 405,992,817.87/x
  3. Step 3: Cross multiply
    896,934,778.26x = 1,346,088,870.39 × 405,992,817.87
  4. Step 4: Simplify right side
    896,934,778.26x = 546,502,413,593,081,344
  5. Step 5: Solve for x
    x = 546,502,413,593,081,344/896,934,778.26
  6. Step 6: Final answer
    x = 609,300,059.31

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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.