Home / 1,117,798,801.58-1,542,517,435.37-609,150,713.72

Finding the Fourth Proportional to 1,117,798,801.58, 1,542,517,435.37 and 609,150,713.72

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Solution

The fourth proportional to 1,117,798,801.58, 1,542,517,435.37 and 609,150,713.72 is: 840,603,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,798,801.58 : 1,542,517,435.37 = 609,150,713.72 : x
  2. Step 2: Convert to fraction form
    1,117,798,801.58/1,542,517,435.37 = 609,150,713.72/x
  3. Step 3: Cross multiply
    1,117,798,801.58x = 1,542,517,435.37 × 609,150,713.72
  4. Step 4: Simplify right side
    1,117,798,801.58x = 939,625,596,681,179,392
  5. Step 5: Solve for x
    x = 939,625,596,681,179,392/1,117,798,801.58
  6. Step 6: Final answer
    x = 840,603,510.54

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Double scale
Find fourth proportional to 1,117,798,802.58, 1,542,517,436.75 and 609,150,714.72
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.