Home / 207,417,465,394.58-286,077,619,553.16-178,530,035,072.59

Finding the Fourth Proportional to 207,417,465,394.58, 286,077,619,553.16 and 178,530,035,072.59

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Solution

The fourth proportional to 207,417,465,394.58, 286,077,619,553.16 and 178,530,035,072.59 is: 246,235,037,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,417,465,394.58 : 286,077,619,553.16 = 178,530,035,072.59 : x
  2. Step 2: Convert to fraction form
    207,417,465,394.58/286,077,619,553.16 = 178,530,035,072.59/x
  3. Step 3: Cross multiply
    207,417,465,394.58x = 286,077,619,553.16 × 178,530,035,072.59
  4. Step 4: Simplify right side
    207,417,465,394.58x = 51,073,447,452,308,710,359,040
  5. Step 5: Solve for x
    x = 51,073,447,452,308,710,359,040/207,417,465,394.58
  6. Step 6: Final answer
    x = 246,235,037,898.81

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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.