Home / 296,645,720.40-444,653,652.60-143,191,803.60

Finding the Fourth Proportional to 296,645,720.40, 444,653,652.60 and 143,191,803.60

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Solution

The fourth proportional to 296,645,720.40, 444,653,652.60 and 143,191,803.60 is: 214,635,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,645,720.40 : 444,653,652.60 = 143,191,803.60 : x
  2. Step 2: Convert to fraction form
    296,645,720.40/444,653,652.60 = 143,191,803.60/x
  3. Step 3: Cross multiply
    296,645,720.40x = 444,653,652.60 × 143,191,803.60
  4. Step 4: Simplify right side
    296,645,720.40x = 63,670,758,493,121,832
  5. Step 5: Solve for x
    x = 63,670,758,493,121,832/296,645,720.40
  6. Step 6: Final answer
    x = 214,635,688.68

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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.