Home / 1,292,891,603,410.20-1,939,339,271,609.70-527,979,754,038.55

Finding the Fourth Proportional to 1,292,891,603,410.20, 1,939,339,271,609.70 and 527,979,754,038.55

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Solution

The fourth proportional to 1,292,891,603,410.20, 1,939,339,271,609.70 and 527,979,754,038.55 is: 791,970,393,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,891,603,410.20 : 1,939,339,271,609.70 = 527,979,754,038.55 : x
  2. Step 2: Convert to fraction form
    1,292,891,603,410.20/1,939,339,271,609.70 = 527,979,754,038.55/x
  3. Step 3: Cross multiply
    1,292,891,603,410.20x = 1,939,339,271,609.70 × 527,979,754,038.55
  4. Step 4: Simplify right side
    1,292,891,603,410.20x = 1,023,931,871,621,790,042,161,152
  5. Step 5: Solve for x
    x = 1,023,931,871,621,790,042,161,152/1,292,891,603,410.20
  6. Step 6: Final answer
    x = 791,970,393,280.47

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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.