Home / 890,488,247,675.30-1,335,732,371,512.90-465,852,433,480.10

Finding the Fourth Proportional to 890,488,247,675.30, 1,335,732,371,512.90 and 465,852,433,480.10

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Solution

The fourth proportional to 890,488,247,675.30, 1,335,732,371,512.90 and 465,852,433,480.10 is: 698,778,650,220.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,488,247,675.30 : 1,335,732,371,512.90 = 465,852,433,480.10 : x
  2. Step 2: Convert to fraction form
    890,488,247,675.30/1,335,732,371,512.90 = 465,852,433,480.10/x
  3. Step 3: Cross multiply
    890,488,247,675.30x = 1,335,732,371,512.90 × 465,852,433,480.10
  4. Step 4: Simplify right side
    890,488,247,675.30x = 622,254,175,747,429,374,099,456
  5. Step 5: Solve for x
    x = 622,254,175,747,429,374,099,456/890,488,247,675.30
  6. Step 6: Final answer
    x = 698,778,650,220.12

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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.