Home / 77,777,782.30-116,592,023.85-60,496,399.90

Finding the Fourth Proportional to 77,777,782.30, 116,592,023.85 and 60,496,399.90

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Solution

The fourth proportional to 77,777,782.30, 116,592,023.85 and 60,496,399.90 is: 90,686,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,777,782.30 : 116,592,023.85 = 60,496,399.90 : x
  2. Step 2: Convert to fraction form
    77,777,782.30/116,592,023.85 = 60,496,399.90/x
  3. Step 3: Cross multiply
    77,777,782.30x = 116,592,023.85 × 60,496,399.90
  4. Step 4: Simplify right side
    77,777,782.30x = 7,053,397,699,979,937
  5. Step 5: Solve for x
    x = 7,053,397,699,979,937/77,777,782.30
  6. Step 6: Final answer
    x = 90,686,536.58

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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.