Home / 362,507,783.40-542,486,216.70-331,896,781.80

Finding the Fourth Proportional to 362,507,783.40, 542,486,216.70 and 331,896,781.80

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Solution

The fourth proportional to 362,507,783.40, 542,486,216.70 and 331,896,781.80 is: 496,677,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,507,783.40 : 542,486,216.70 = 331,896,781.80 : x
  2. Step 2: Convert to fraction form
    362,507,783.40/542,486,216.70 = 331,896,781.80/x
  3. Step 3: Cross multiply
    362,507,783.40x = 542,486,216.70 × 331,896,781.80
  4. Step 4: Simplify right side
    362,507,783.40x = 180,049,429,493,587,424
  5. Step 5: Solve for x
    x = 180,049,429,493,587,424/362,507,783.40
  6. Step 6: Final answer
    x = 496,677,416.98

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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.