Home / 302,292,681,870.43-417,161,421,358.26-165,115,595,530.64

Finding the Fourth Proportional to 302,292,681,870.43, 417,161,421,358.26 and 165,115,595,530.64

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Solution

The fourth proportional to 302,292,681,870.43, 417,161,421,358.26 and 165,115,595,530.64 is: 227,858,167,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,292,681,870.43 : 417,161,421,358.26 = 165,115,595,530.64 : x
  2. Step 2: Convert to fraction form
    302,292,681,870.43/417,161,421,358.26 = 165,115,595,530.64/x
  3. Step 3: Cross multiply
    302,292,681,870.43x = 417,161,421,358.26 × 165,115,595,530.64
  4. Step 4: Simplify right side
    302,292,681,870.43x = 68,879,856,519,977,352,822,784
  5. Step 5: Solve for x
    x = 68,879,856,519,977,352,822,784/302,292,681,870.43
  6. Step 6: Final answer
    x = 227,858,167,434.90

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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.