Home / 374,241,009.20-516,426,374.94-217,597,002.98

Finding the Fourth Proportional to 374,241,009.20, 516,426,374.94 and 217,597,002.98

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Solution

The fourth proportional to 374,241,009.20, 516,426,374.94 and 217,597,002.98 is: 300,268,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,241,009.20 : 516,426,374.94 = 217,597,002.98 : x
  2. Step 2: Convert to fraction form
    374,241,009.20/516,426,374.94 = 217,597,002.98/x
  3. Step 3: Cross multiply
    374,241,009.20x = 516,426,374.94 × 217,597,002.98
  4. Step 4: Simplify right side
    374,241,009.20x = 112,372,831,446,769,776
  5. Step 5: Solve for x
    x = 112,372,831,446,769,776/374,241,009.20
  6. Step 6: Final answer
    x = 300,268,620.18

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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.