Home / 53,472,001.70-80,208,002.55-50,070,779.30

Finding the Fourth Proportional to 53,472,001.70, 80,208,002.55 and 50,070,779.30

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Solution

The fourth proportional to 53,472,001.70, 80,208,002.55 and 50,070,779.30 is: 75,106,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,472,001.70 : 80,208,002.55 = 50,070,779.30 : x
  2. Step 2: Convert to fraction form
    53,472,001.70/80,208,002.55 = 50,070,779.30/x
  3. Step 3: Cross multiply
    53,472,001.70x = 80,208,002.55 × 50,070,779.30
  4. Step 4: Simplify right side
    53,472,001.70x = 4,016,077,193,774,887
  5. Step 5: Solve for x
    x = 4,016,077,193,774,887/53,472,001.70
  6. Step 6: Final answer
    x = 75,106,168.95

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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.