Home / 112,200,510.47-168,404,223.09-56,907,152.21

Finding the Fourth Proportional to 112,200,510.47, 168,404,223.09 and 56,907,152.21

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Solution

The fourth proportional to 112,200,510.47, 168,404,223.09 and 56,907,152.21 is: 85,413,201.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,200,510.47 : 168,404,223.09 = 56,907,152.21 : x
  2. Step 2: Convert to fraction form
    112,200,510.47/168,404,223.09 = 56,907,152.21/x
  3. Step 3: Cross multiply
    112,200,510.47x = 168,404,223.09 × 56,907,152.21
  4. Step 4: Simplify right side
    112,200,510.47x = 9,583,404,755,347,406
  5. Step 5: Solve for x
    x = 9,583,404,755,347,406/112,200,510.47
  6. Step 6: Final answer
    x = 85,413,201.02

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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.