Home / 124,500,223.44-171,809,638.92-72,302,078.16

Finding the Fourth Proportional to 124,500,223.44, 171,809,638.92 and 72,302,078.16

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Solution

The fourth proportional to 124,500,223.44, 171,809,638.92 and 72,302,078.16 is: 99,776,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,500,223.44 : 171,809,638.92 = 72,302,078.16 : x
  2. Step 2: Convert to fraction form
    124,500,223.44/171,809,638.92 = 72,302,078.16/x
  3. Step 3: Cross multiply
    124,500,223.44x = 171,809,638.92 × 72,302,078.16
  4. Step 4: Simplify right side
    124,500,223.44x = 12,422,193,941,835,216
  5. Step 5: Solve for x
    x = 12,422,193,941,835,216/124,500,223.44
  6. Step 6: Final answer
    x = 99,776,479.10

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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.