Home / 122,711,668.37-169,341,984.48-67,707,527.57

Finding the Fourth Proportional to 122,711,668.37, 169,341,984.48 and 67,707,527.57

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Solution

The fourth proportional to 122,711,668.37, 169,341,984.48 and 67,707,527.57 is: 93,436,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,711,668.37 : 169,341,984.48 = 67,707,527.57 : x
  2. Step 2: Convert to fraction form
    122,711,668.37/169,341,984.48 = 67,707,527.57/x
  3. Step 3: Cross multiply
    122,711,668.37x = 169,341,984.48 × 67,707,527.57
  4. Step 4: Simplify right side
    122,711,668.37x = 11,465,727,082,091,402
  5. Step 5: Solve for x
    x = 11,465,727,082,091,402/122,711,668.37
  6. Step 6: Final answer
    x = 93,436,323.01

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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.