Home / 3,780,387,688.18-5,216,935,955.26-2,086,843,316.98

Finding the Fourth Proportional to 3,780,387,688.18, 5,216,935,955.26 and 2,086,843,316.98

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Solution

The fourth proportional to 3,780,387,688.18, 5,216,935,955.26 and 2,086,843,316.98 is: 2,879,844,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,387,688.18 : 5,216,935,955.26 = 2,086,843,316.98 : x
  2. Step 2: Convert to fraction form
    3,780,387,688.18/5,216,935,955.26 = 2,086,843,316.98/x
  3. Step 3: Cross multiply
    3,780,387,688.18x = 5,216,935,955.26 × 2,086,843,316.98
  4. Step 4: Simplify right side
    3,780,387,688.18x = 10,886,927,933,347,004,416
  5. Step 5: Solve for x
    x = 10,886,927,933,347,004,416/3,780,387,688.18
  6. Step 6: Final answer
    x = 2,879,844,299.41

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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.