Home / 194,133,058.90-291,199,588.35-172,969,897.30

Finding the Fourth Proportional to 194,133,058.90, 291,199,588.35 and 172,969,897.30

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Solution

The fourth proportional to 194,133,058.90, 291,199,588.35 and 172,969,897.30 is: 259,454,845.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,133,058.90 : 291,199,588.35 = 172,969,897.30 : x
  2. Step 2: Convert to fraction form
    194,133,058.90/291,199,588.35 = 172,969,897.30/x
  3. Step 3: Cross multiply
    194,133,058.90x = 291,199,588.35 × 172,969,897.30
  4. Step 4: Simplify right side
    194,133,058.90x = 50,368,762,890,701,784
  5. Step 5: Solve for x
    x = 50,368,762,890,701,784/194,133,058.90
  6. Step 6: Final answer
    x = 259,454,845.95

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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.