Home / 309,222,425.71-464,054,933.91-112,485,458.63

Finding the Fourth Proportional to 309,222,425.71, 464,054,933.91 and 112,485,458.63

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Solution

The fourth proportional to 309,222,425.71, 464,054,933.91 and 112,485,458.63 is: 168,808,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,222,425.71 : 464,054,933.91 = 112,485,458.63 : x
  2. Step 2: Convert to fraction form
    309,222,425.71/464,054,933.91 = 112,485,458.63/x
  3. Step 3: Cross multiply
    309,222,425.71x = 464,054,933.91 × 112,485,458.63
  4. Step 4: Simplify right side
    309,222,425.71x = 52,199,432,071,330,472
  5. Step 5: Solve for x
    x = 52,199,432,071,330,472/309,222,425.71
  6. Step 6: Final answer
    x = 168,808,688.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.