Home / 90,287,717.64-124,597,782.55-49,034,905.26

Finding the Fourth Proportional to 90,287,717.64, 124,597,782.55 and 49,034,905.26

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Solution

The fourth proportional to 90,287,717.64, 124,597,782.55 and 49,034,905.26 is: 67,668,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287,717.64 : 124,597,782.55 = 49,034,905.26 : x
  2. Step 2: Convert to fraction form
    90,287,717.64/124,597,782.55 = 49,034,905.26/x
  3. Step 3: Cross multiply
    90,287,717.64x = 124,597,782.55 × 49,034,905.26
  4. Step 4: Simplify right side
    90,287,717.64x = 6,109,640,462,263,807
  5. Step 5: Solve for x
    x = 6,109,640,462,263,807/90,287,717.64
  6. Step 6: Final answer
    x = 67,668,566.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.