Home / 68,108,474.57-93,989,669.02-37,168,643.88

Finding the Fourth Proportional to 68,108,474.57, 93,989,669.02 and 37,168,643.88

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Solution

The fourth proportional to 68,108,474.57, 93,989,669.02 and 37,168,643.88 is: 51,292,714.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,108,474.57 : 93,989,669.02 = 37,168,643.88 : x
  2. Step 2: Convert to fraction form
    68,108,474.57/93,989,669.02 = 37,168,643.88/x
  3. Step 3: Cross multiply
    68,108,474.57x = 93,989,669.02 × 37,168,643.88
  4. Step 4: Simplify right side
    68,108,474.57x = 3,493,468,536,110,527
  5. Step 5: Solve for x
    x = 3,493,468,536,110,527/68,108,474.57
  6. Step 6: Final answer
    x = 51,292,714.43

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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.