Home / 374,241,002.70-516,426,365.97-217,596,996.48

Finding the Fourth Proportional to 374,241,002.70, 516,426,365.97 and 217,596,996.48

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Solution

The fourth proportional to 374,241,002.70, 516,426,365.97 and 217,596,996.48 is: 300,268,611.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,241,002.70 : 516,426,365.97 = 217,596,996.48 : x
  2. Step 2: Convert to fraction form
    374,241,002.70/516,426,365.97 = 217,596,996.48/x
  3. Step 3: Cross multiply
    374,241,002.70x = 516,426,365.97 × 217,596,996.48
  4. Step 4: Simplify right side
    374,241,002.70x = 112,372,826,138,153,280
  5. Step 5: Solve for x
    x = 112,372,826,138,153,280/374,241,002.70
  6. Step 6: Final answer
    x = 300,268,611.21

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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.