Home / 56,804,445.80-85,206,668.70-47,734,519.40

Finding the Fourth Proportional to 56,804,445.80, 85,206,668.70 and 47,734,519.40

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Solution

The fourth proportional to 56,804,445.80, 85,206,668.70 and 47,734,519.40 is: 71,601,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,804,445.80 : 85,206,668.70 = 47,734,519.40 : x
  2. Step 2: Convert to fraction form
    56,804,445.80/85,206,668.70 = 47,734,519.40/x
  3. Step 3: Cross multiply
    56,804,445.80x = 85,206,668.70 × 47,734,519.40
  4. Step 4: Simplify right side
    56,804,445.80x = 4,067,299,380,069,523
  5. Step 5: Solve for x
    x = 4,067,299,380,069,523/56,804,445.80
  6. Step 6: Final answer
    x = 71,601,779.10

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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.