Home / 144,913,477.20-217,307,230.20-47,831,672.40

Finding the Fourth Proportional to 144,913,477.20, 217,307,230.20 and 47,831,672.40

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Solution

The fourth proportional to 144,913,477.20, 217,307,230.20 and 47,831,672.40 is: 71,726,718.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,913,477.20 : 217,307,230.20 = 47,831,672.40 : x
  2. Step 2: Convert to fraction form
    144,913,477.20/217,307,230.20 = 47,831,672.40/x
  3. Step 3: Cross multiply
    144,913,477.20x = 217,307,230.20 × 47,831,672.40
  4. Step 4: Simplify right side
    144,913,477.20x = 10,394,168,245,077,786
  5. Step 5: Solve for x
    x = 10,394,168,245,077,786/144,913,477.20
  6. Step 6: Final answer
    x = 71,726,718.91

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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.