Home / 245,969,582.52-339,440,282.51-140,121,429.06

Finding the Fourth Proportional to 245,969,582.52, 339,440,282.51 and 140,121,429.06

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Solution

The fourth proportional to 245,969,582.52, 339,440,282.51 and 140,121,429.06 is: 193,368,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,969,582.52 : 339,440,282.51 = 140,121,429.06 : x
  2. Step 2: Convert to fraction form
    245,969,582.52/339,440,282.51 = 140,121,429.06/x
  3. Step 3: Cross multiply
    245,969,582.52x = 339,440,282.51 × 140,121,429.06
  4. Step 4: Simplify right side
    245,969,582.52x = 47,562,857,465,130,720
  5. Step 5: Solve for x
    x = 47,562,857,465,130,720/245,969,582.52
  6. Step 6: Final answer
    x = 193,368,858.77

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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.