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Finding the Fourth Proportional to 535,234,659.96, 738,883,351.02 and 358,958,173.32

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Solution

The fourth proportional to 535,234,659.96, 738,883,351.02 and 358,958,173.32 is: 495,536,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,234,659.96 : 738,883,351.02 = 358,958,173.32 : x
  2. Step 2: Convert to fraction form
    535,234,659.96/738,883,351.02 = 358,958,173.32/x
  3. Step 3: Cross multiply
    535,234,659.96x = 738,883,351.02 × 358,958,173.32
  4. Step 4: Simplify right side
    535,234,659.96x = 265,228,217,978,699,552
  5. Step 5: Solve for x
    x = 265,228,217,978,699,552/535,234,659.96
  6. Step 6: Final answer
    x = 495,536,327.93

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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.