Home / 1,764,580,916.20-2,646,970,907.10-537,789,389.80

Finding the Fourth Proportional to 1,764,580,916.20, 2,646,970,907.10 and 537,789,389.80

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Solution

The fourth proportional to 1,764,580,916.20, 2,646,970,907.10 and 537,789,389.80 is: 806,714,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,580,916.20 : 2,646,970,907.10 = 537,789,389.80 : x
  2. Step 2: Convert to fraction form
    1,764,580,916.20/2,646,970,907.10 = 537,789,389.80/x
  3. Step 3: Cross multiply
    1,764,580,916.20x = 2,646,970,907.10 × 537,789,389.80
  4. Step 4: Simplify right side
    1,764,580,916.20x = 1,423,512,868,947,661,312
  5. Step 5: Solve for x
    x = 1,423,512,868,947,661,312/1,764,580,916.20
  6. Step 6: Final answer
    x = 806,714,419.20

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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.