Home / 178,232,292.91-245,928,042.38-102,851,120.67

Finding the Fourth Proportional to 178,232,292.91, 245,928,042.38 and 102,851,120.67

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Solution

The fourth proportional to 178,232,292.91, 245,928,042.38 and 102,851,120.67 is: 141,915,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,232,292.91 : 245,928,042.38 = 102,851,120.67 : x
  2. Step 2: Convert to fraction form
    178,232,292.91/245,928,042.38 = 102,851,120.67/x
  3. Step 3: Cross multiply
    178,232,292.91x = 245,928,042.38 × 102,851,120.67
  4. Step 4: Simplify right side
    178,232,292.91x = 25,293,974,763,794,760
  5. Step 5: Solve for x
    x = 25,293,974,763,794,760/178,232,292.91
  6. Step 6: Final answer
    x = 141,915,779.40

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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.