Home / 6,816,429,113.60-9,405,955,262.85-3,958,012,579.38

Finding the Fourth Proportional to 6,816,429,113.60, 9,405,955,262.85 and 3,958,012,579.38

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Solution

The fourth proportional to 6,816,429,113.60, 9,405,955,262.85 and 3,958,012,579.38 is: 5,461,641,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816,429,113.60 : 9,405,955,262.85 = 3,958,012,579.38 : x
  2. Step 2: Convert to fraction form
    6,816,429,113.60/9,405,955,262.85 = 3,958,012,579.38/x
  3. Step 3: Cross multiply
    6,816,429,113.60x = 9,405,955,262.85 × 3,958,012,579.38
  4. Step 4: Simplify right side
    6,816,429,113.60x = 37,228,889,251,481,739,264
  5. Step 5: Solve for x
    x = 37,228,889,251,481,739,264/6,816,429,113.60
  6. Step 6: Final answer
    x = 5,461,641,077.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.