Home / 147,613,260.30-221,419,890.45-70,917,794.70

Finding the Fourth Proportional to 147,613,260.30, 221,419,890.45 and 70,917,794.70

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Solution

The fourth proportional to 147,613,260.30, 221,419,890.45 and 70,917,794.70 is: 106,376,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,613,260.30 : 221,419,890.45 = 70,917,794.70 : x
  2. Step 2: Convert to fraction form
    147,613,260.30/221,419,890.45 = 70,917,794.70/x
  3. Step 3: Cross multiply
    147,613,260.30x = 221,419,890.45 × 70,917,794.70
  4. Step 4: Simplify right side
    147,613,260.30x = 15,702,610,333,429,590
  5. Step 5: Solve for x
    x = 15,702,610,333,429,590/147,613,260.30
  6. Step 6: Final answer
    x = 106,376,692.05

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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.