Home / 1,292,891,603,383.40-1,939,339,271,568.80-527,979,754,010.93

Finding the Fourth Proportional to 1,292,891,603,383.40, 1,939,339,271,568.80 and 527,979,754,010.93

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Solution

The fourth proportional to 1,292,891,603,383.40, 1,939,339,271,568.80 and 527,979,754,010.93 is: 791,970,393,238.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,891,603,383.40 : 1,939,339,271,568.80 = 527,979,754,010.93 : x
  2. Step 2: Convert to fraction form
    1,292,891,603,383.40/1,939,339,271,568.80 = 527,979,754,010.93/x
  3. Step 3: Cross multiply
    1,292,891,603,383.40x = 1,939,339,271,568.80 × 527,979,754,010.93
  4. Step 4: Simplify right side
    1,292,891,603,383.40x = 1,023,931,871,546,631,201,488,896
  5. Step 5: Solve for x
    x = 1,023,931,871,546,631,201,488,896/1,292,891,603,383.40
  6. Step 6: Final answer
    x = 791,970,393,238.75

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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.