Home / 808,529,339.70-1,212,794,009.55-723,876,693.30

Finding the Fourth Proportional to 808,529,339.70, 1,212,794,009.55 and 723,876,693.30

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Solution

The fourth proportional to 808,529,339.70, 1,212,794,009.55 and 723,876,693.30 is: 1,085,815,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,529,339.70 : 1,212,794,009.55 = 723,876,693.30 : x
  2. Step 2: Convert to fraction form
    808,529,339.70/1,212,794,009.55 = 723,876,693.30/x
  3. Step 3: Cross multiply
    808,529,339.70x = 1,212,794,009.55 × 723,876,693.30
  4. Step 4: Simplify right side
    808,529,339.70x = 877,913,317,287,102,592
  5. Step 5: Solve for x
    x = 877,913,317,287,102,592/808,529,339.70
  6. Step 6: Final answer
    x = 1,085,815,039.95

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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.