Home / 13,112,940,024.66-18,095,631,247.53-7,397,236,811.46

Finding the Fourth Proportional to 13,112,940,024.66, 18,095,631,247.53 and 7,397,236,811.46

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Solution

The fourth proportional to 13,112,940,024.66, 18,095,631,247.53 and 7,397,236,811.46 is: 10,208,059,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112,940,024.66 : 18,095,631,247.53 = 7,397,236,811.46 : x
  2. Step 2: Convert to fraction form
    13,112,940,024.66/18,095,631,247.53 = 7,397,236,811.46/x
  3. Step 3: Cross multiply
    13,112,940,024.66x = 18,095,631,247.53 × 7,397,236,811.46
  4. Step 4: Simplify right side
    13,112,940,024.66x = 133,857,669,590,834,757,632
  5. Step 5: Solve for x
    x = 133,857,669,590,834,757,632/13,112,940,024.66
  6. Step 6: Final answer
    x = 10,208,059,316.91

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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.