Home / 309,462,815.27-464,095,740.17-102,162,627.94

Finding the Fourth Proportional to 309,462,815.27, 464,095,740.17 and 102,162,627.94

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Solution

The fourth proportional to 309,462,815.27, 464,095,740.17 and 102,162,627.94 is: 153,211,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,462,815.27 : 464,095,740.17 = 102,162,627.94 : x
  2. Step 2: Convert to fraction form
    309,462,815.27/464,095,740.17 = 102,162,627.94/x
  3. Step 3: Cross multiply
    309,462,815.27x = 464,095,740.17 × 102,162,627.94
  4. Step 4: Simplify right side
    309,462,815.27x = 47,413,240,430,621,792
  5. Step 5: Solve for x
    x = 47,413,240,430,621,792/309,462,815.27
  6. Step 6: Final answer
    x = 153,211,429.91

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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.