Home / 163,630,776.76-225,815,263.33-89,296,127.17

Finding the Fourth Proportional to 163,630,776.76, 225,815,263.33 and 89,296,127.17

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Solution

The fourth proportional to 163,630,776.76, 225,815,263.33 and 89,296,127.17 is: 123,231,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,630,776.76 : 225,815,263.33 = 89,296,127.17 : x
  2. Step 2: Convert to fraction form
    163,630,776.76/225,815,263.33 = 89,296,127.17/x
  3. Step 3: Cross multiply
    163,630,776.76x = 225,815,263.33 × 89,296,127.17
  4. Step 4: Simplify right side
    163,630,776.76x = 20,164,428,471,242,720
  5. Step 5: Solve for x
    x = 20,164,428,471,242,720/163,630,776.76
  6. Step 6: Final answer
    x = 123,231,270.24

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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.