Home / 270,865,862.74-373,817,944.02-153,412,087.33

Finding the Fourth Proportional to 270,865,862.74, 373,817,944.02 and 153,412,087.33

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Solution

The fourth proportional to 270,865,862.74, 373,817,944.02 and 153,412,087.33 is: 211,721,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,865,862.74 : 373,817,944.02 = 153,412,087.33 : x
  2. Step 2: Convert to fraction form
    270,865,862.74/373,817,944.02 = 153,412,087.33/x
  3. Step 3: Cross multiply
    270,865,862.74x = 373,817,944.02 × 153,412,087.33
  4. Step 4: Simplify right side
    270,865,862.74x = 57,348,191,073,517,296
  5. Step 5: Solve for x
    x = 57,348,191,073,517,296/270,865,862.74
  6. Step 6: Final answer
    x = 211,721,737.44

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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.