Home / 255,552,298.38-352,662,172.44-138,077,628.62

Finding the Fourth Proportional to 255,552,298.38, 352,662,172.44 and 138,077,628.62

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Solution

The fourth proportional to 255,552,298.38, 352,662,172.44 and 138,077,628.62 is: 190,547,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,552,298.38 : 352,662,172.44 = 138,077,628.62 : x
  2. Step 2: Convert to fraction form
    255,552,298.38/352,662,172.44 = 138,077,628.62/x
  3. Step 3: Cross multiply
    255,552,298.38x = 352,662,172.44 × 138,077,628.62
  4. Step 4: Simplify right side
    255,552,298.38x = 48,694,756,474,492,720
  5. Step 5: Solve for x
    x = 48,694,756,474,492,720/255,552,298.38
  6. Step 6: Final answer
    x = 190,547,127.86

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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.