Home / 270,865,863.74-373,817,945.40-153,412,088.33

Finding the Fourth Proportional to 270,865,863.74, 373,817,945.40 and 153,412,088.33

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Solution

The fourth proportional to 270,865,863.74, 373,817,945.40 and 153,412,088.33 is: 211,721,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,865,863.74 : 373,817,945.40 = 153,412,088.33 : x
  2. Step 2: Convert to fraction form
    270,865,863.74/373,817,945.40 = 153,412,088.33/x
  3. Step 3: Cross multiply
    270,865,863.74x = 373,817,945.40 × 153,412,088.33
  4. Step 4: Simplify right side
    270,865,863.74x = 57,348,191,659,043,920
  5. Step 5: Solve for x
    x = 57,348,191,659,043,920/270,865,863.74
  6. Step 6: Final answer
    x = 211,721,738.82

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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.