Home / 294,857,110.90-442,285,666.35-100,739,428.30

Finding the Fourth Proportional to 294,857,110.90, 442,285,666.35 and 100,739,428.30

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Solution

The fourth proportional to 294,857,110.90, 442,285,666.35 and 100,739,428.30 is: 151,109,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,857,110.90 : 442,285,666.35 = 100,739,428.30 : x
  2. Step 2: Convert to fraction form
    294,857,110.90/442,285,666.35 = 100,739,428.30/x
  3. Step 3: Cross multiply
    294,857,110.90x = 442,285,666.35 × 100,739,428.30
  4. Step 4: Simplify right side
    294,857,110.90x = 44,555,605,173,383,552
  5. Step 5: Solve for x
    x = 44,555,605,173,383,552/294,857,110.90
  6. Step 6: Final answer
    x = 151,109,142.45

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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.