Home / 122,711,666.86-169,341,982.41-67,707,526.06

Finding the Fourth Proportional to 122,711,666.86, 169,341,982.41 and 67,707,526.06

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Solution

The fourth proportional to 122,711,666.86, 169,341,982.41 and 67,707,526.06 is: 93,436,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,711,666.86 : 169,341,982.41 = 67,707,526.06 : x
  2. Step 2: Convert to fraction form
    122,711,666.86/169,341,982.41 = 67,707,526.06/x
  3. Step 3: Cross multiply
    122,711,666.86x = 169,341,982.41 × 67,707,526.06
  4. Step 4: Simplify right side
    122,711,666.86x = 11,465,726,686,907,686
  5. Step 5: Solve for x
    x = 11,465,726,686,907,686/122,711,666.86
  6. Step 6: Final answer
    x = 93,436,320.93

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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.