Home / 356,064,381.60-534,096,572.40-200,458,456.80

Finding the Fourth Proportional to 356,064,381.60, 534,096,572.40 and 200,458,456.80

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Solution

The fourth proportional to 356,064,381.60, 534,096,572.40 and 200,458,456.80 is: 300,687,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,064,381.60 : 534,096,572.40 = 200,458,456.80 : x
  2. Step 2: Convert to fraction form
    356,064,381.60/534,096,572.40 = 200,458,456.80/x
  3. Step 3: Cross multiply
    356,064,381.60x = 534,096,572.40 × 200,458,456.80
  4. Step 4: Simplify right side
    356,064,381.60x = 107,064,174,685,473,472
  5. Step 5: Solve for x
    x = 107,064,174,685,473,472/356,064,381.60
  6. Step 6: Final answer
    x = 300,687,685.20

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1.5x scale

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.