Home / 9,498,990,428.40-13,108,601,695.86-5,212,231,894.92

Finding the Fourth Proportional to 9,498,990,428.40, 13,108,601,695.86 and 5,212,231,894.92

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Solution

The fourth proportional to 9,498,990,428.40, 13,108,601,695.86 and 5,212,231,894.92 is: 7,192,877,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,498,990,428.40 : 13,108,601,695.86 = 5,212,231,894.92 : x
  2. Step 2: Convert to fraction form
    9,498,990,428.40/13,108,601,695.86 = 5,212,231,894.92/x
  3. Step 3: Cross multiply
    9,498,990,428.40x = 13,108,601,695.86 × 5,212,231,894.92
  4. Step 4: Simplify right side
    9,498,990,428.40x = 68,325,071,856,963,895,296
  5. Step 5: Solve for x
    x = 68,325,071,856,963,895,296/9,498,990,428.40
  6. Step 6: Final answer
    x = 7,192,877,219.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.