Home / 68,747,172.56-94,869,203.60-37,807,341.20

Finding the Fourth Proportional to 68,747,172.56, 94,869,203.60 and 37,807,341.20

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Solution

The fourth proportional to 68,747,172.56, 94,869,203.60 and 37,807,341.20 is: 52,173,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,747,172.56 : 94,869,203.60 = 37,807,341.20 : x
  2. Step 2: Convert to fraction form
    68,747,172.56/94,869,203.60 = 37,807,341.20/x
  3. Step 3: Cross multiply
    68,747,172.56x = 94,869,203.60 × 37,807,341.20
  4. Step 4: Simplify right side
    68,747,172.56x = 3,586,752,349,877,468.50
  5. Step 5: Solve for x
    x = 3,586,752,349,877,468.50/68,747,172.56
  6. Step 6: Final answer
    x = 52,173,088.96

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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.