Home / 171,048,218.40-256,572,327.60-56,036,512.80

Finding the Fourth Proportional to 171,048,218.40, 256,572,327.60 and 56,036,512.80

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Solution

The fourth proportional to 171,048,218.40, 256,572,327.60 and 56,036,512.80 is: 84,054,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,048,218.40 : 256,572,327.60 = 56,036,512.80 : x
  2. Step 2: Convert to fraction form
    171,048,218.40/256,572,327.60 = 56,036,512.80/x
  3. Step 3: Cross multiply
    171,048,218.40x = 256,572,327.60 × 56,036,512.80
  4. Step 4: Simplify right side
    171,048,218.40x = 14,377,418,519,683,192
  5. Step 5: Solve for x
    x = 14,377,418,519,683,192/171,048,218.40
  6. Step 6: Final answer
    x = 84,054,769.20

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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.