Home / 364,532,945.32-546,577,983.42-142,938,794.80

Finding the Fourth Proportional to 364,532,945.32, 546,577,983.42 and 142,938,794.80

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Solution

The fourth proportional to 364,532,945.32, 546,577,983.42 and 142,938,794.80 is: 214,321,364.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,532,945.32 : 546,577,983.42 = 142,938,794.80 : x
  2. Step 2: Convert to fraction form
    364,532,945.32/546,577,983.42 = 142,938,794.80/x
  3. Step 3: Cross multiply
    364,532,945.32x = 546,577,983.42 × 142,938,794.80
  4. Step 4: Simplify right side
    364,532,945.32x = 78,127,198,214,269,184
  5. Step 5: Solve for x
    x = 78,127,198,214,269,184/364,532,945.32
  6. Step 6: Final answer
    x = 214,321,364.41

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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.