Home / 340,338,725.69-510,636,749.74-133,225,156.44

Finding the Fourth Proportional to 340,338,725.69, 510,636,749.74 and 133,225,156.44

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Solution

The fourth proportional to 340,338,725.69, 510,636,749.74 and 133,225,156.44 is: 199,888,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,338,725.69 : 510,636,749.74 = 133,225,156.44 : x
  2. Step 2: Convert to fraction form
    340,338,725.69/510,636,749.74 = 133,225,156.44/x
  3. Step 3: Cross multiply
    340,338,725.69x = 510,636,749.74 × 133,225,156.44
  4. Step 4: Simplify right side
    340,338,725.69x = 68,029,660,867,791,568
  5. Step 5: Solve for x
    x = 68,029,660,867,791,568/340,338,725.69
  6. Step 6: Final answer
    x = 199,888,098.93

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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.