Home / 1,082,055,587,785.90-1,493,265,871,490.70-636,628,359,647.95

Finding the Fourth Proportional to 1,082,055,587,785.90, 1,493,265,871,490.70 and 636,628,359,647.95

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Solution

The fourth proportional to 1,082,055,587,785.90, 1,493,265,871,490.70 and 636,628,359,647.95 is: 878,564,292,829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,055,587,785.90 : 1,493,265,871,490.70 = 636,628,359,647.95 : x
  2. Step 2: Convert to fraction form
    1,082,055,587,785.90/1,493,265,871,490.70 = 636,628,359,647.95/x
  3. Step 3: Cross multiply
    1,082,055,587,785.90x = 1,493,265,871,490.70 × 636,628,359,647.95
  4. Step 4: Simplify right side
    1,082,055,587,785.90x = 950,655,402,285,390,807,171,072
  5. Step 5: Solve for x
    x = 950,655,402,285,390,807,171,072/1,082,055,587,785.90
  6. Step 6: Final answer
    x = 878,564,292,829.56

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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.