Home / 109,969,798.96-151,755,675.58-61,077,265.84

Finding the Fourth Proportional to 109,969,798.96, 151,755,675.58 and 61,077,265.84

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Solution

The fourth proportional to 109,969,798.96, 151,755,675.58 and 61,077,265.84 is: 84,285,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,969,798.96 : 151,755,675.58 = 61,077,265.84 : x
  2. Step 2: Convert to fraction form
    109,969,798.96/151,755,675.58 = 61,077,265.84/x
  3. Step 3: Cross multiply
    109,969,798.96x = 151,755,675.58 × 61,077,265.84
  4. Step 4: Simplify right side
    109,969,798.96x = 9,268,821,740,128,458
  5. Step 5: Solve for x
    x = 9,268,821,740,128,458/109,969,798.96
  6. Step 6: Final answer
    x = 84,285,156.72

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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.