Home / 371,578,047.90-557,349,357.15-125,910,588.30

Finding the Fourth Proportional to 371,578,047.90, 557,349,357.15 and 125,910,588.30

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Solution

The fourth proportional to 371,578,047.90, 557,349,357.15 and 125,910,588.30 is: 188,859,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,578,047.90 : 557,349,357.15 = 125,910,588.30 : x
  2. Step 2: Convert to fraction form
    371,578,047.90/557,349,357.15 = 125,910,588.30/x
  3. Step 3: Cross multiply
    371,578,047.90x = 557,349,357.15 × 125,910,588.30
  4. Step 4: Simplify right side
    371,578,047.90x = 70,176,185,447,383,304
  5. Step 5: Solve for x
    x = 70,176,185,447,383,304/371,578,047.90
  6. Step 6: Final answer
    x = 188,859,879.76

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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.