Home / 88,298,452.08-121,850,673.66-49,140,218.45

Finding the Fourth Proportional to 88,298,452.08, 121,850,673.66 and 49,140,218.45

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Solution

The fourth proportional to 88,298,452.08, 121,850,673.66 and 49,140,218.45 is: 67,812,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,298,452.08 : 121,850,673.66 = 49,140,218.45 : x
  2. Step 2: Convert to fraction form
    88,298,452.08/121,850,673.66 = 49,140,218.45/x
  3. Step 3: Cross multiply
    88,298,452.08x = 121,850,673.66 × 49,140,218.45
  4. Step 4: Simplify right side
    88,298,452.08x = 5,987,768,721,322,808
  5. Step 5: Solve for x
    x = 5,987,768,721,322,808/88,298,452.08
  6. Step 6: Final answer
    x = 67,812,839.07

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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.