Home / 1,006,881,618,808-1,389,755,163,436.60-655,789,440,785.51

Finding the Fourth Proportional to 1,006,881,618,808, 1,389,755,163,436.60 and 655,789,440,785.51

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Solution

The fourth proportional to 1,006,881,618,808, 1,389,755,163,436.60 and 655,789,440,785.51 is: 905,157,810,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,881,618,808 : 1,389,755,163,436.60 = 655,789,440,785.51 : x
  2. Step 2: Convert to fraction form
    1,006,881,618,808/1,389,755,163,436.60 = 655,789,440,785.51/x
  3. Step 3: Cross multiply
    1,006,881,618,808x = 1,389,755,163,436.60 × 655,789,440,785.51
  4. Step 4: Simplify right side
    1,006,881,618,808x = 911,386,761,458,862,994,227,200
  5. Step 5: Solve for x
    x = 911,386,761,458,862,994,227,200/1,006,881,618,808
  6. Step 6: Final answer
    x = 905,157,810,446.29

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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.