Home / 163,983,678.66-226,297,932.66-89,645,137.50

Finding the Fourth Proportional to 163,983,678.66, 226,297,932.66 and 89,645,137.50

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Solution

The fourth proportional to 163,983,678.66, 226,297,932.66 and 89,645,137.50 is: 123,710,539.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,983,678.66 : 226,297,932.66 = 89,645,137.50 : x
  2. Step 2: Convert to fraction form
    163,983,678.66/226,297,932.66 = 89,645,137.50/x
  3. Step 3: Cross multiply
    163,983,678.66x = 226,297,932.66 × 89,645,137.50
  4. Step 4: Simplify right side
    163,983,678.66x = 20,286,509,289,271,440
  5. Step 5: Solve for x
    x = 20,286,509,289,271,440/163,983,678.66
  6. Step 6: Final answer
    x = 123,710,539.09

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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.