Home / 1,302,068,073.45-1,953,102,110.19-484,011,100.65

Finding the Fourth Proportional to 1,302,068,073.45, 1,953,102,110.19 and 484,011,100.65

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Solution

The fourth proportional to 1,302,068,073.45, 1,953,102,110.19 and 484,011,100.65 is: 726,016,650.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,068,073.45 : 1,953,102,110.19 = 484,011,100.65 : x
  2. Step 2: Convert to fraction form
    1,302,068,073.45/1,953,102,110.19 = 484,011,100.65/x
  3. Step 3: Cross multiply
    1,302,068,073.45x = 1,953,102,110.19 × 484,011,100.65
  4. Step 4: Simplify right side
    1,302,068,073.45x = 945,323,102,034,899,456
  5. Step 5: Solve for x
    x = 945,323,102,034,899,456/1,302,068,073.45
  6. Step 6: Final answer
    x = 726,016,650.98

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Double scale
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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.