Home / 5,121,792,835.20-7,189,859,145.60-5,121,792,835.20

Finding the Fourth Proportional to 5,121,792,835.20, 7,189,859,145.60 and 5,121,792,835.20

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Solution

The fourth proportional to 5,121,792,835.20, 7,189,859,145.60 and 5,121,792,835.20 is: 7,189,859,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,792,835.20 : 7,189,859,145.60 = 5,121,792,835.20 : x
  2. Step 2: Convert to fraction form
    5,121,792,835.20/7,189,859,145.60 = 5,121,792,835.20/x
  3. Step 3: Cross multiply
    5,121,792,835.20x = 7,189,859,145.60 × 5,121,792,835.20
  4. Step 4: Simplify right side
    5,121,792,835.20x = 36,824,969,058,031,276,032
  5. Step 5: Solve for x
    x = 36,824,969,058,031,276,032/5,121,792,835.20
  6. Step 6: Final answer
    x = 7,189,859,145.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.