Home / 353,744,911.07-488,161,438.45-192,810,281.39

Finding the Fourth Proportional to 353,744,911.07, 488,161,438.45 and 192,810,281.39

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Solution

The fourth proportional to 353,744,911.07, 488,161,438.45 and 192,810,281.39 is: 266,074,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,744,911.07 : 488,161,438.45 = 192,810,281.39 : x
  2. Step 2: Convert to fraction form
    353,744,911.07/488,161,438.45 = 192,810,281.39/x
  3. Step 3: Cross multiply
    353,744,911.07x = 488,161,438.45 × 192,810,281.39
  4. Step 4: Simplify right side
    353,744,911.07x = 94,122,544,311,291,664
  5. Step 5: Solve for x
    x = 94,122,544,311,291,664/353,744,911.07
  6. Step 6: Final answer
    x = 266,074,624.30

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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.