Home / 1,989,952,381,498.90-2,985,227,030,137.50-698,936,087,174

Finding the Fourth Proportional to 1,989,952,381,498.90, 2,985,227,030,137.50 and 698,936,087,174

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Solution

The fourth proportional to 1,989,952,381,498.90, 2,985,227,030,137.50 and 698,936,087,174 is: 1,048,508,958,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,952,381,498.90 : 2,985,227,030,137.50 = 698,936,087,174 : x
  2. Step 2: Convert to fraction form
    1,989,952,381,498.90/2,985,227,030,137.50 = 698,936,087,174/x
  3. Step 3: Cross multiply
    1,989,952,381,498.90x = 2,985,227,030,137.50 × 698,936,087,174
  4. Step 4: Simplify right side
    1,989,952,381,498.90x = 2,086,482,899,770,364,743,647,232
  5. Step 5: Solve for x
    x = 2,086,482,899,770,364,743,647,232/1,989,952,381,498.90
  6. Step 6: Final answer
    x = 1,048,508,958,892.15

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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.