Home / 256,183,165.02-384,298,370.64-83,660,882.70

Finding the Fourth Proportional to 256,183,165.02, 384,298,370.64 and 83,660,882.70

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Solution

The fourth proportional to 256,183,165.02, 384,298,370.64 and 83,660,882.70 is: 125,499,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,183,165.02 : 384,298,370.64 = 83,660,882.70 : x
  2. Step 2: Convert to fraction form
    256,183,165.02/384,298,370.64 = 83,660,882.70/x
  3. Step 3: Cross multiply
    256,183,165.02x = 384,298,370.64 × 83,660,882.70
  4. Step 4: Simplify right side
    256,183,165.02x = 32,150,740,907,914,164
  5. Step 5: Solve for x
    x = 32,150,740,907,914,164/256,183,165.02
  6. Step 6: Final answer
    x = 125,499,038.57

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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.