Home / 87,779,372.83-131,574,022.08-57,095,879.47

Finding the Fourth Proportional to 87,779,372.83, 131,574,022.08 and 57,095,879.47

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Solution

The fourth proportional to 87,779,372.83, 131,574,022.08 and 57,095,879.47 is: 85,582,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,779,372.83 : 131,574,022.08 = 57,095,879.47 : x
  2. Step 2: Convert to fraction form
    87,779,372.83/131,574,022.08 = 57,095,879.47/x
  3. Step 3: Cross multiply
    87,779,372.83x = 131,574,022.08 × 57,095,879.47
  4. Step 4: Simplify right side
    87,779,372.83x = 7,512,334,506,062,798
  5. Step 5: Solve for x
    x = 7,512,334,506,062,798/87,779,372.83
  6. Step 6: Final answer
    x = 85,582,002.51

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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.