Home / 247,739,028.40-341,901,645.65-136,249,513.64

Finding the Fourth Proportional to 247,739,028.40, 341,901,645.65 and 136,249,513.64

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Solution

The fourth proportional to 247,739,028.40, 341,901,645.65 and 136,249,513.64 is: 188,036,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,739,028.40 : 341,901,645.65 = 136,249,513.64 : x
  2. Step 2: Convert to fraction form
    247,739,028.40/341,901,645.65 = 136,249,513.64/x
  3. Step 3: Cross multiply
    247,739,028.40x = 341,901,645.65 × 136,249,513.64
  4. Step 4: Simplify right side
    247,739,028.40x = 46,583,932,932,528,112
  5. Step 5: Solve for x
    x = 46,583,932,932,528,112/247,739,028.40
  6. Step 6: Final answer
    x = 188,036,310.76

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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.