Home / 332,424,939.20-498,637,408.80-308,238,468.80

Finding the Fourth Proportional to 332,424,939.20, 498,637,408.80 and 308,238,468.80

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Solution

The fourth proportional to 332,424,939.20, 498,637,408.80 and 308,238,468.80 is: 462,357,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,424,939.20 : 498,637,408.80 = 308,238,468.80 : x
  2. Step 2: Convert to fraction form
    332,424,939.20/498,637,408.80 = 308,238,468.80/x
  3. Step 3: Cross multiply
    332,424,939.20x = 498,637,408.80 × 308,238,468.80
  4. Step 4: Simplify right side
    332,424,939.20x = 153,699,231,374,911,648
  5. Step 5: Solve for x
    x = 153,699,231,374,911,648/332,424,939.20
  6. Step 6: Final answer
    x = 462,357,703.20

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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.