Home / 113,510,328.77-156,644,252.81-61,299,361.53

Finding the Fourth Proportional to 113,510,328.77, 156,644,252.81 and 61,299,361.53

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Solution

The fourth proportional to 113,510,328.77, 156,644,252.81 and 61,299,361.53 is: 84,593,118.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,510,328.77 : 156,644,252.81 = 61,299,361.53 : x
  2. Step 2: Convert to fraction form
    113,510,328.77/156,644,252.81 = 61,299,361.53/x
  3. Step 3: Cross multiply
    113,510,328.77x = 156,644,252.81 × 61,299,361.53
  4. Step 4: Simplify right side
    113,510,328.77x = 9,602,192,684,290,412
  5. Step 5: Solve for x
    x = 9,602,192,684,290,412/113,510,328.77
  6. Step 6: Final answer
    x = 84,593,118.43

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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.