Home / 85,833,612.36-118,453,500-49,171,269.24

Finding the Fourth Proportional to 85,833,612.36, 118,453,500 and 49,171,269.24

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Solution

The fourth proportional to 85,833,612.36, 118,453,500 and 49,171,269.24 is: 67,858,136.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,833,612.36 : 118,453,500 = 49,171,269.24 : x
  2. Step 2: Convert to fraction form
    85,833,612.36/118,453,500 = 49,171,269.24/x
  3. Step 3: Cross multiply
    85,833,612.36x = 118,453,500 × 49,171,269.24
  4. Step 4: Simplify right side
    85,833,612.36x = 5,824,508,940,920,340
  5. Step 5: Solve for x
    x = 5,824,508,940,920,340/85,833,612.36
  6. Step 6: Final answer
    x = 67,858,136.00

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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.