Home / 1,305,788,194.83-1,958,984,881.97-373,123,190.15

Finding the Fourth Proportional to 1,305,788,194.83, 1,958,984,881.97 and 373,123,190.15

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Solution

The fourth proportional to 1,305,788,194.83, 1,958,984,881.97 and 373,123,190.15 is: 559,771,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,788,194.83 : 1,958,984,881.97 = 373,123,190.15 : x
  2. Step 2: Convert to fraction form
    1,305,788,194.83/1,958,984,881.97 = 373,123,190.15/x
  3. Step 3: Cross multiply
    1,305,788,194.83x = 1,958,984,881.97 × 373,123,190.15
  4. Step 4: Simplify right side
    1,305,788,194.83x = 730,942,688,619,299,328
  5. Step 5: Solve for x
    x = 730,942,688,619,299,328/1,305,788,194.83
  6. Step 6: Final answer
    x = 559,771,248.90

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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.