Home / 380,632,265,643.92-571,183,240,461.76-176,387,382,355.88

Finding the Fourth Proportional to 380,632,265,643.92, 571,183,240,461.76 and 176,387,382,355.88

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Solution

The fourth proportional to 380,632,265,643.92, 571,183,240,461.76 and 176,387,382,355.88 is: 264,689,900,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,632,265,643.92 : 571,183,240,461.76 = 176,387,382,355.88 : x
  2. Step 2: Convert to fraction form
    380,632,265,643.92/571,183,240,461.76 = 176,387,382,355.88/x
  3. Step 3: Cross multiply
    380,632,265,643.92x = 571,183,240,461.76 × 176,387,382,355.88
  4. Step 4: Simplify right side
    380,632,265,643.92x = 100,749,516,630,599,007,207,424
  5. Step 5: Solve for x
    x = 100,749,516,630,599,007,207,424/380,632,265,643.92
  6. Step 6: Final answer
    x = 264,689,900,789.57

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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.