Home / 627,202,024.77-940,741,735.51-190,506,501.21

Finding the Fourth Proportional to 627,202,024.77, 940,741,735.51 and 190,506,501.21

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Solution

The fourth proportional to 627,202,024.77, 940,741,735.51 and 190,506,501.21 is: 285,741,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,202,024.77 : 940,741,735.51 = 190,506,501.21 : x
  2. Step 2: Convert to fraction form
    627,202,024.77/940,741,735.51 = 190,506,501.21/x
  3. Step 3: Cross multiply
    627,202,024.77x = 940,741,735.51 × 190,506,501.21
  4. Step 4: Simplify right side
    627,202,024.77x = 179,217,416,573,280,800
  5. Step 5: Solve for x
    x = 179,217,416,573,280,800/627,202,024.77
  6. Step 6: Final answer
    x = 285,741,132.04

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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.