Home / 117,157,320.84-161,677,099.26-64,946,224.20

Finding the Fourth Proportional to 117,157,320.84, 161,677,099.26 and 64,946,224.20

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Solution

The fourth proportional to 117,157,320.84, 161,677,099.26 and 64,946,224.20 is: 89,625,787.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,157,320.84 : 161,677,099.26 = 64,946,224.20 : x
  2. Step 2: Convert to fraction form
    117,157,320.84/161,677,099.26 = 64,946,224.20/x
  3. Step 3: Cross multiply
    117,157,320.84x = 161,677,099.26 × 64,946,224.20
  4. Step 4: Simplify right side
    117,157,320.84x = 10,500,317,136,545,614
  5. Step 5: Solve for x
    x = 10,500,317,136,545,614/117,157,320.84
  6. Step 6: Final answer
    x = 89,625,787.46

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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.