Home / 1,230,689,203.60-1,845,585,907.80-617,069,491.60

Finding the Fourth Proportional to 1,230,689,203.60, 1,845,585,907.80 and 617,069,491.60

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Solution

The fourth proportional to 1,230,689,203.60, 1,845,585,907.80 and 617,069,491.60 is: 925,379,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,689,203.60 : 1,845,585,907.80 = 617,069,491.60 : x
  2. Step 2: Convert to fraction form
    1,230,689,203.60/1,845,585,907.80 = 617,069,491.60/x
  3. Step 3: Cross multiply
    1,230,689,203.60x = 1,845,585,907.80 × 617,069,491.60
  4. Step 4: Simplify right side
    1,230,689,203.60x = 1,138,854,757,830,270,464
  5. Step 5: Solve for x
    x = 1,138,854,757,830,270,464/1,230,689,203.60
  6. Step 6: Final answer
    x = 925,379,660.84

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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.