Home / 53,835,280.80-80,752,921.20-31,160,464.80

Finding the Fourth Proportional to 53,835,280.80, 80,752,921.20 and 31,160,464.80

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Solution

The fourth proportional to 53,835,280.80, 80,752,921.20 and 31,160,464.80 is: 46,740,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,835,280.80 : 80,752,921.20 = 31,160,464.80 : x
  2. Step 2: Convert to fraction form
    53,835,280.80/80,752,921.20 = 31,160,464.80/x
  3. Step 3: Cross multiply
    53,835,280.80x = 80,752,921.20 × 31,160,464.80
  4. Step 4: Simplify right side
    53,835,280.80x = 2,516,298,558,549,774
  5. Step 5: Solve for x
    x = 2,516,298,558,549,774/53,835,280.80
  6. Step 6: Final answer
    x = 46,740,697.20

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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.