Home / 1,292,891,603,635-1,939,339,271,945.80-527,979,754,262.55

Finding the Fourth Proportional to 1,292,891,603,635, 1,939,339,271,945.80 and 527,979,754,262.55

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Solution

The fourth proportional to 1,292,891,603,635, 1,939,339,271,945.80 and 527,979,754,262.55 is: 791,970,393,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,891,603,635 : 1,939,339,271,945.80 = 527,979,754,262.55 : x
  2. Step 2: Convert to fraction form
    1,292,891,603,635/1,939,339,271,945.80 = 527,979,754,262.55/x
  3. Step 3: Cross multiply
    1,292,891,603,635x = 1,939,339,271,945.80 × 527,979,754,262.55
  4. Step 4: Simplify right side
    1,292,891,603,635x = 1,023,931,872,233,656,049,205,248
  5. Step 5: Solve for x
    x = 1,023,931,872,233,656,049,205,248/1,292,891,603,635
  6. Step 6: Final answer
    x = 791,970,393,616.02

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Double scale
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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.