Home / 53,387,998.80-80,081,998.20-48,286,165.20

Finding the Fourth Proportional to 53,387,998.80, 80,081,998.20 and 48,286,165.20

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Solution

The fourth proportional to 53,387,998.80, 80,081,998.20 and 48,286,165.20 is: 72,429,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,387,998.80 : 80,081,998.20 = 48,286,165.20 : x
  2. Step 2: Convert to fraction form
    53,387,998.80/80,081,998.20 = 48,286,165.20/x
  3. Step 3: Cross multiply
    53,387,998.80x = 80,081,998.20 × 48,286,165.20
  4. Step 4: Simplify right side
    53,387,998.80x = 3,866,852,594,631,303
  5. Step 5: Solve for x
    x = 3,866,852,594,631,303/53,387,998.80
  6. Step 6: Final answer
    x = 72,429,247.80

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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.