Home / 1,939,938,264.20-2,910,890,282.70-849,432,024.20

Finding the Fourth Proportional to 1,939,938,264.20, 2,910,890,282.70 and 849,432,024.20

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Solution

The fourth proportional to 1,939,938,264.20, 2,910,890,282.70 and 849,432,024.20 is: 1,274,578,408.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,938,264.20 : 2,910,890,282.70 = 849,432,024.20 : x
  2. Step 2: Convert to fraction form
    1,939,938,264.20/2,910,890,282.70 = 849,432,024.20/x
  3. Step 3: Cross multiply
    1,939,938,264.20x = 2,910,890,282.70 × 849,432,024.20
  4. Step 4: Simplify right side
    1,939,938,264.20x = 2,472,603,425,057,971,200
  5. Step 5: Solve for x
    x = 2,472,603,425,057,971,200/1,939,938,264.20
  6. Step 6: Final answer
    x = 1,274,578,408.34

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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.