Home / 112,163,161,945.60-154,784,595,774.72-61,413,182,548.48

Finding the Fourth Proportional to 112,163,161,945.60, 154,784,595,774.72 and 61,413,182,548.48

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Solution

The fourth proportional to 112,163,161,945.60, 154,784,595,774.72 and 61,413,182,548.48 is: 84,749,881,076.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,163,161,945.60 : 154,784,595,774.72 = 61,413,182,548.48 : x
  2. Step 2: Convert to fraction form
    112,163,161,945.60/154,784,595,774.72 = 61,413,182,548.48/x
  3. Step 3: Cross multiply
    112,163,161,945.60x = 154,784,595,774.72 × 61,413,182,548.48
  4. Step 4: Simplify right side
    112,163,161,945.60x = 9,505,814,636,005,565,661,184
  5. Step 5: Solve for x
    x = 9,505,814,636,005,565,661,184/112,163,161,945.60
  6. Step 6: Final answer
    x = 84,749,881,076.07

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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.