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Finding the Fourth Proportional to 372,133,338.30, 558,200,007.45 and 372,133,338.30

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Solution

The fourth proportional to 372,133,338.30, 558,200,007.45 and 372,133,338.30 is: 558,200,007.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,133,338.30 : 558,200,007.45 = 372,133,338.30 : x
  2. Step 2: Convert to fraction form
    372,133,338.30/558,200,007.45 = 372,133,338.30/x
  3. Step 3: Cross multiply
    372,133,338.30x = 558,200,007.45 × 372,133,338.30
  4. Step 4: Simplify right side
    372,133,338.30x = 207,724,832,211,453,408
  5. Step 5: Solve for x
    x = 207,724,832,211,453,408/372,133,338.30
  6. Step 6: Final answer
    x = 558,200,007.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.