Home / 109,874,702.73-151,621,433.08-65,222,548.77

Finding the Fourth Proportional to 109,874,702.73, 151,621,433.08 and 65,222,548.77

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Solution

The fourth proportional to 109,874,702.73, 151,621,433.08 and 65,222,548.77 is: 90,003,759.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,874,702.73 : 151,621,433.08 = 65,222,548.77 : x
  2. Step 2: Convert to fraction form
    109,874,702.73/151,621,433.08 = 65,222,548.77/x
  3. Step 3: Cross multiply
    109,874,702.73x = 151,621,433.08 × 65,222,548.77
  4. Step 4: Simplify right side
    109,874,702.73x = 9,889,136,313,637,592
  5. Step 5: Solve for x
    x = 9,889,136,313,637,592/109,874,702.73
  6. Step 6: Final answer
    x = 90,003,759.45

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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.