Home / 78,232,458,228.30-117,348,687,342.45-78,232,458,228.30

Finding the Fourth Proportional to 78,232,458,228.30, 117,348,687,342.45 and 78,232,458,228.30

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Solution

The fourth proportional to 78,232,458,228.30, 117,348,687,342.45 and 78,232,458,228.30 is: 117,348,687,342.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,232,458,228.30 : 117,348,687,342.45 = 78,232,458,228.30 : x
  2. Step 2: Convert to fraction form
    78,232,458,228.30/117,348,687,342.45 = 78,232,458,228.30/x
  3. Step 3: Cross multiply
    78,232,458,228.30x = 117,348,687,342.45 × 78,232,458,228.30
  4. Step 4: Simplify right side
    78,232,458,228.30x = 9,180,476,280,664,056,922,112
  5. Step 5: Solve for x
    x = 9,180,476,280,664,056,922,112/78,232,458,228.30
  6. Step 6: Final answer
    x = 117,348,687,342.45

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1.5x scale

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.