Home / 380,632,265,641.93-571,183,240,458.78-176,387,382,353.89

Finding the Fourth Proportional to 380,632,265,641.93, 571,183,240,458.78 and 176,387,382,353.89

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Solution

The fourth proportional to 380,632,265,641.93, 571,183,240,458.78 and 176,387,382,353.89 is: 264,689,900,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,632,265,641.93 : 571,183,240,458.78 = 176,387,382,353.89 : x
  2. Step 2: Convert to fraction form
    380,632,265,641.93/571,183,240,458.78 = 176,387,382,353.89/x
  3. Step 3: Cross multiply
    380,632,265,641.93x = 571,183,240,458.78 × 176,387,382,353.89
  4. Step 4: Simplify right side
    380,632,265,641.93x = 100,749,516,628,936,737,423,360
  5. Step 5: Solve for x
    x = 100,749,516,628,936,737,423,360/380,632,265,641.93
  6. Step 6: Final answer
    x = 264,689,900,786.59

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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.