Home / 1,006,881,618,804.10-1,389,755,163,431.10-655,789,440,781.55

Finding the Fourth Proportional to 1,006,881,618,804.10, 1,389,755,163,431.10 and 655,789,440,781.55

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Solution

The fourth proportional to 1,006,881,618,804.10, 1,389,755,163,431.10 and 655,789,440,781.55 is: 905,157,810,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,881,618,804.10 : 1,389,755,163,431.10 = 655,789,440,781.55 : x
  2. Step 2: Convert to fraction form
    1,006,881,618,804.10/1,389,755,163,431.10 = 655,789,440,781.55/x
  3. Step 3: Cross multiply
    1,006,881,618,804.10x = 1,389,755,163,431.10 × 655,789,440,781.55
  4. Step 4: Simplify right side
    1,006,881,618,804.10x = 911,386,761,449,752,831,721,472
  5. Step 5: Solve for x
    x = 911,386,761,449,752,831,721,472/1,006,881,618,804.10
  6. Step 6: Final answer
    x = 905,157,810,440.75

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.