Home / 50,688,007.20-76,032,010.80-41,132,858.40

Finding the Fourth Proportional to 50,688,007.20, 76,032,010.80 and 41,132,858.40

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Solution

The fourth proportional to 50,688,007.20, 76,032,010.80 and 41,132,858.40 is: 61,699,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,007.20 : 76,032,010.80 = 41,132,858.40 : x
  2. Step 2: Convert to fraction form
    50,688,007.20/76,032,010.80 = 41,132,858.40/x
  3. Step 3: Cross multiply
    50,688,007.20x = 76,032,010.80 × 41,132,858.40
  4. Step 4: Simplify right side
    50,688,007.20x = 3,127,413,934,103,670.50
  5. Step 5: Solve for x
    x = 3,127,413,934,103,670.50/50,688,007.20
  6. Step 6: Final answer
    x = 61,699,287.60

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Similar ratio
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1.5x scale

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.