Home / 962,279,071.79-1,327,945,119.06-522,245,923.79

Finding the Fourth Proportional to 962,279,071.79, 1,327,945,119.06 and 522,245,923.79

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Solution

The fourth proportional to 962,279,071.79, 1,327,945,119.06 and 522,245,923.79 is: 720,699,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,279,071.79 : 1,327,945,119.06 = 522,245,923.79 : x
  2. Step 2: Convert to fraction form
    962,279,071.79/1,327,945,119.06 = 522,245,923.79/x
  3. Step 3: Cross multiply
    962,279,071.79x = 1,327,945,119.06 × 522,245,923.79
  4. Step 4: Simplify right side
    962,279,071.79x = 693,513,925,439,271,552
  5. Step 5: Solve for x
    x = 693,513,925,439,271,552/962,279,071.79
  6. Step 6: Final answer
    x = 720,699,374.82

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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.