Home / 1,264,289,411.70-1,896,434,117.55-537,183,645.30

Finding the Fourth Proportional to 1,264,289,411.70, 1,896,434,117.55 and 537,183,645.30

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Solution

The fourth proportional to 1,264,289,411.70, 1,896,434,117.55 and 537,183,645.30 is: 805,775,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,289,411.70 : 1,896,434,117.55 = 537,183,645.30 : x
  2. Step 2: Convert to fraction form
    1,264,289,411.70/1,896,434,117.55 = 537,183,645.30/x
  3. Step 3: Cross multiply
    1,264,289,411.70x = 1,896,434,117.55 × 537,183,645.30
  4. Step 4: Simplify right side
    1,264,289,411.70x = 1,018,733,392,336,797,568
  5. Step 5: Solve for x
    x = 1,018,733,392,336,797,568/1,264,289,411.70
  6. Step 6: Final answer
    x = 805,775,467.95

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Double scale
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Similar ratio
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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.