Home / 1,058,638,043.30-1,587,957,064.95-622,147,835.30

Finding the Fourth Proportional to 1,058,638,043.30, 1,587,957,064.95 and 622,147,835.30

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Solution

The fourth proportional to 1,058,638,043.30, 1,587,957,064.95 and 622,147,835.30 is: 933,221,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,638,043.30 : 1,587,957,064.95 = 622,147,835.30 : x
  2. Step 2: Convert to fraction form
    1,058,638,043.30/1,587,957,064.95 = 622,147,835.30/x
  3. Step 3: Cross multiply
    1,058,638,043.30x = 1,587,957,064.95 × 622,147,835.30
  4. Step 4: Simplify right side
    1,058,638,043.30x = 987,944,050,507,984,000
  5. Step 5: Solve for x
    x = 987,944,050,507,984,000/1,058,638,043.30
  6. Step 6: Final answer
    x = 933,221,752.95

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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.