Home / 805,302,373.43-1,111,299,856.86-466,225,148.04

Finding the Fourth Proportional to 805,302,373.43, 1,111,299,856.86 and 466,225,148.04

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Solution

The fourth proportional to 805,302,373.43, 1,111,299,856.86 and 466,225,148.04 is: 643,380,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,302,373.43 : 1,111,299,856.86 = 466,225,148.04 : x
  2. Step 2: Convert to fraction form
    805,302,373.43/1,111,299,856.86 = 466,225,148.04/x
  3. Step 3: Cross multiply
    805,302,373.43x = 1,111,299,856.86 × 466,225,148.04
  4. Step 4: Simplify right side
    805,302,373.43x = 518,115,940,281,384,256
  5. Step 5: Solve for x
    x = 518,115,940,281,384,256/805,302,373.43
  6. Step 6: Final answer
    x = 643,380,619.97

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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.