Home / 9,349,995,420-12,903,399,275.76-5,177,829,276

Finding the Fourth Proportional to 9,349,995,420, 12,903,399,275.76 and 5,177,829,276

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Solution

The fourth proportional to 9,349,995,420, 12,903,399,275.76 and 5,177,829,276 is: 7,145,629,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349,995,420 : 12,903,399,275.76 = 5,177,829,276 : x
  2. Step 2: Convert to fraction form
    9,349,995,420/12,903,399,275.76 = 5,177,829,276/x
  3. Step 3: Cross multiply
    9,349,995,420x = 12,903,399,275.76 × 5,177,829,276
  4. Step 4: Simplify right side
    9,349,995,420x = 66,811,598,529,947,328,512
  5. Step 5: Solve for x
    x = 66,811,598,529,947,328,512/9,349,995,420
  6. Step 6: Final answer
    x = 7,145,629,011.44

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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.