Home / 1,069,907,168.39-1,605,243,034.71-650,581,676.36

Finding the Fourth Proportional to 1,069,907,168.39, 1,605,243,034.71 and 650,581,676.36

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Solution

The fourth proportional to 1,069,907,168.39, 1,605,243,034.71 and 650,581,676.36 is: 976,104,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,907,168.39 : 1,605,243,034.71 = 650,581,676.36 : x
  2. Step 2: Convert to fraction form
    1,069,907,168.39/1,605,243,034.71 = 650,581,676.36/x
  3. Step 3: Cross multiply
    1,069,907,168.39x = 1,605,243,034.71 × 650,581,676.36
  4. Step 4: Simplify right side
    1,069,907,168.39x = 1,044,341,704,486,845,568
  5. Step 5: Solve for x
    x = 1,044,341,704,486,845,568/1,069,907,168.39
  6. Step 6: Final answer
    x = 976,104,969.98

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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.