Home / 1,991,208,082.60-2,984,261,207.10-1,771,829,237.80

Finding the Fourth Proportional to 1,991,208,082.60, 2,984,261,207.10 and 1,771,829,237.80

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Solution

The fourth proportional to 1,991,208,082.60, 2,984,261,207.10 and 1,771,829,237.80 is: 2,655,473,983.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,208,082.60 : 2,984,261,207.10 = 1,771,829,237.80 : x
  2. Step 2: Convert to fraction form
    1,991,208,082.60/2,984,261,207.10 = 1,771,829,237.80/x
  3. Step 3: Cross multiply
    1,991,208,082.60x = 2,984,261,207.10 × 1,771,829,237.80
  4. Step 4: Simplify right side
    1,991,208,082.60x = 5,287,601,259,972,101,120
  5. Step 5: Solve for x
    x = 5,287,601,259,972,101,120/1,991,208,082.60
  6. Step 6: Final answer
    x = 2,655,473,983.95

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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.