Home / 178,048,044.61-245,826,213.32-111,168,844.07

Finding the Fourth Proportional to 178,048,044.61, 245,826,213.32 and 111,168,844.07

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Solution

The fourth proportional to 178,048,044.61, 245,826,213.32 and 111,168,844.07 is: 153,487,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,048,044.61 : 245,826,213.32 = 111,168,844.07 : x
  2. Step 2: Convert to fraction form
    178,048,044.61/245,826,213.32 = 111,168,844.07/x
  3. Step 3: Cross multiply
    178,048,044.61x = 245,826,213.32 × 111,168,844.07
  4. Step 4: Simplify right side
    178,048,044.61x = 27,328,215,975,938,428
  5. Step 5: Solve for x
    x = 27,328,215,975,938,428/178,048,044.61
  6. Step 6: Final answer
    x = 153,487,874.78

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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.