Home / 623,142,477.56-859,883,049.78-344,614,672.28

Finding the Fourth Proportional to 623,142,477.56, 859,883,049.78 and 344,614,672.28

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Solution

The fourth proportional to 623,142,477.56, 859,883,049.78 and 344,614,672.28 is: 475,538,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,142,477.56 : 859,883,049.78 = 344,614,672.28 : x
  2. Step 2: Convert to fraction form
    623,142,477.56/859,883,049.78 = 344,614,672.28/x
  3. Step 3: Cross multiply
    623,142,477.56x = 859,883,049.78 × 344,614,672.28
  4. Step 4: Simplify right side
    623,142,477.56x = 296,328,315,399,061,568
  5. Step 5: Solve for x
    x = 296,328,315,399,061,568/623,142,477.56
  6. Step 6: Final answer
    x = 475,538,622.50

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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.