Home / 816,155,644.60-1,226,622,254.10-711,049,007.80

Finding the Fourth Proportional to 816,155,644.60, 1,226,622,254.10 and 711,049,007.80

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Solution

The fourth proportional to 816,155,644.60, 1,226,622,254.10 and 711,049,007.80 is: 1,068,654,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,155,644.60 : 1,226,622,254.10 = 711,049,007.80 : x
  2. Step 2: Convert to fraction form
    816,155,644.60/1,226,622,254.10 = 711,049,007.80/x
  3. Step 3: Cross multiply
    816,155,644.60x = 1,226,622,254.10 × 711,049,007.80
  4. Step 4: Simplify right side
    816,155,644.60x = 872,188,536,723,204,352
  5. Step 5: Solve for x
    x = 872,188,536,723,204,352/816,155,644.60
  6. Step 6: Final answer
    x = 1,068,654,664.70

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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.