Home / 266,086,370.16-399,129,555.29-84,333,548.16

Finding the Fourth Proportional to 266,086,370.16, 399,129,555.29 and 84,333,548.16

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Solution

The fourth proportional to 266,086,370.16, 399,129,555.29 and 84,333,548.16 is: 126,500,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,086,370.16 : 399,129,555.29 = 84,333,548.16 : x
  2. Step 2: Convert to fraction form
    266,086,370.16/399,129,555.29 = 84,333,548.16/x
  3. Step 3: Cross multiply
    266,086,370.16x = 399,129,555.29 × 84,333,548.16
  4. Step 4: Simplify right side
    266,086,370.16x = 33,660,011,572,706,932
  5. Step 5: Solve for x
    x = 33,660,011,572,706,932/266,086,370.16
  6. Step 6: Final answer
    x = 126,500,322.25

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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.