Home / 1,009,107,566.88-1,513,618,226.54-345,180,954.26

Finding the Fourth Proportional to 1,009,107,566.88, 1,513,618,226.54 and 345,180,954.26

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Solution

The fourth proportional to 1,009,107,566.88, 1,513,618,226.54 and 345,180,954.26 is: 517,756,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,107,566.88 : 1,513,618,226.54 = 345,180,954.26 : x
  2. Step 2: Convert to fraction form
    1,009,107,566.88/1,513,618,226.54 = 345,180,954.26/x
  3. Step 3: Cross multiply
    1,009,107,566.88x = 1,513,618,226.54 × 345,180,954.26
  4. Step 4: Simplify right side
    1,009,107,566.88x = 522,472,183,813,112,064
  5. Step 5: Solve for x
    x = 522,472,183,813,112,064/1,009,107,566.88
  6. Step 6: Final answer
    x = 517,756,680.22

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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.