Home / 53,901,878.80-80,856,317.40-28,392,710.80

Finding the Fourth Proportional to 53,901,878.80, 80,856,317.40 and 28,392,710.80

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Solution

The fourth proportional to 53,901,878.80, 80,856,317.40 and 28,392,710.80 is: 42,590,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901,878.80 : 80,856,317.40 = 28,392,710.80 : x
  2. Step 2: Convert to fraction form
    53,901,878.80/80,856,317.40 = 28,392,710.80/x
  3. Step 3: Cross multiply
    53,901,878.80x = 80,856,317.40 × 28,392,710.80
  4. Step 4: Simplify right side
    53,901,878.80x = 2,295,730,036,291,208
  5. Step 5: Solve for x
    x = 2,295,730,036,291,208/53,901,878.80
  6. Step 6: Final answer
    x = 42,590,909.40

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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.