Home / 816,150,569.60-1,226,614,641.60-711,043,932.80

Finding the Fourth Proportional to 816,150,569.60, 1,226,614,641.60 and 711,043,932.80

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Solution

The fourth proportional to 816,150,569.60, 1,226,614,641.60 and 711,043,932.80 is: 1,068,647,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,150,569.60 : 1,226,614,641.60 = 711,043,932.80 : x
  2. Step 2: Convert to fraction form
    816,150,569.60/1,226,614,641.60 = 711,043,932.80/x
  3. Step 3: Cross multiply
    816,150,569.60x = 1,226,614,641.60 × 711,043,932.80
  4. Step 4: Simplify right side
    816,150,569.60x = 872,176,898,793,326,336
  5. Step 5: Solve for x
    x = 872,176,898,793,326,336/816,150,569.60
  6. Step 6: Final answer
    x = 1,068,647,050.29

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1.5x scale

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.