Home / 248,124,798,829.10-342,403,182,337.44-138,253,468,036.08

Finding the Fourth Proportional to 248,124,798,829.10, 342,403,182,337.44 and 138,253,468,036.08

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Solution

The fourth proportional to 248,124,798,829.10, 342,403,182,337.44 and 138,253,468,036.08 is: 190,784,748,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,124,798,829.10 : 342,403,182,337.44 = 138,253,468,036.08 : x
  2. Step 2: Convert to fraction form
    248,124,798,829.10/342,403,182,337.44 = 138,253,468,036.08/x
  3. Step 3: Cross multiply
    248,124,798,829.10x = 342,403,182,337.44 × 138,253,468,036.08
  4. Step 4: Simplify right side
    248,124,798,829.10x = 47,338,427,424,741,328,420,864
  5. Step 5: Solve for x
    x = 47,338,427,424,741,328,420,864/248,124,798,829.10
  6. Step 6: Final answer
    x = 190,784,748,836.60

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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.