Home / 229,997,818.08-317,424,821.76-130,902,660

Finding the Fourth Proportional to 229,997,818.08, 317,424,821.76 and 130,902,660

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Solution

The fourth proportional to 229,997,818.08, 317,424,821.76 and 130,902,660 is: 180,661,511.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,997,818.08 : 317,424,821.76 = 130,902,660 : x
  2. Step 2: Convert to fraction form
    229,997,818.08/317,424,821.76 = 130,902,660/x
  3. Step 3: Cross multiply
    229,997,818.08x = 317,424,821.76 × 130,902,660
  4. Step 4: Simplify right side
    229,997,818.08x = 41,551,753,518,409,880
  5. Step 5: Solve for x
    x = 41,551,753,518,409,880/229,997,818.08
  6. Step 6: Final answer
    x = 180,661,511.77

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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.