Home / 46,752,005.20-70,128,007.80-30,627,691.60

Finding the Fourth Proportional to 46,752,005.20, 70,128,007.80 and 30,627,691.60

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Solution

The fourth proportional to 46,752,005.20, 70,128,007.80 and 30,627,691.60 is: 45,941,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,752,005.20 : 70,128,007.80 = 30,627,691.60 : x
  2. Step 2: Convert to fraction form
    46,752,005.20/70,128,007.80 = 30,627,691.60/x
  3. Step 3: Cross multiply
    46,752,005.20x = 70,128,007.80 × 30,627,691.60
  4. Step 4: Simplify right side
    46,752,005.20x = 2,147,858,995,420,794.50
  5. Step 5: Solve for x
    x = 2,147,858,995,420,794.50/46,752,005.20
  6. Step 6: Final answer
    x = 45,941,537.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.