Home / 2,156,784,683.78-3,235,269,339.08-846,970,148.64

Finding the Fourth Proportional to 2,156,784,683.78, 3,235,269,339.08 and 846,970,148.64

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Solution

The fourth proportional to 2,156,784,683.78, 3,235,269,339.08 and 846,970,148.64 is: 1,270,491,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,784,683.78 : 3,235,269,339.08 = 846,970,148.64 : x
  2. Step 2: Convert to fraction form
    2,156,784,683.78/3,235,269,339.08 = 846,970,148.64/x
  3. Step 3: Cross multiply
    2,156,784,683.78x = 3,235,269,339.08 × 846,970,148.64
  4. Step 4: Simplify right side
    2,156,784,683.78x = 2,740,176,553,011,021,824
  5. Step 5: Solve for x
    x = 2,740,176,553,011,021,824/2,156,784,683.78
  6. Step 6: Final answer
    x = 1,270,491,474.47

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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.