Home / 159,363,864.30-239,045,796.45-145,758,974.70

Finding the Fourth Proportional to 159,363,864.30, 239,045,796.45 and 145,758,974.70

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Solution

The fourth proportional to 159,363,864.30, 239,045,796.45 and 145,758,974.70 is: 218,638,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,363,864.30 : 239,045,796.45 = 145,758,974.70 : x
  2. Step 2: Convert to fraction form
    159,363,864.30/239,045,796.45 = 145,758,974.70/x
  3. Step 3: Cross multiply
    159,363,864.30x = 239,045,796.45 × 145,758,974.70
  4. Step 4: Simplify right side
    159,363,864.30x = 34,843,070,196,896,896
  5. Step 5: Solve for x
    x = 34,843,070,196,896,896/159,363,864.30
  6. Step 6: Final answer
    x = 218,638,462.05

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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.