Home / 245,595,918.94-338,920,613.38-134,086,756.11

Finding the Fourth Proportional to 245,595,918.94, 338,920,613.38 and 134,086,756.11

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Solution

The fourth proportional to 245,595,918.94, 338,920,613.38 and 134,086,756.11 is: 185,038,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,595,918.94 : 338,920,613.38 = 134,086,756.11 : x
  2. Step 2: Convert to fraction form
    245,595,918.94/338,920,613.38 = 134,086,756.11/x
  3. Step 3: Cross multiply
    245,595,918.94x = 338,920,613.38 × 134,086,756.11
  4. Step 4: Simplify right side
    245,595,918.94x = 45,444,765,627,103,272
  5. Step 5: Solve for x
    x = 45,444,765,627,103,272/245,595,918.94
  6. Step 6: Final answer
    x = 185,038,765.40

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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.