Home / 134,611,280.52-185,776,682.04-79,624,851.72

Finding the Fourth Proportional to 134,611,280.52, 185,776,682.04 and 79,624,851.72

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Solution

The fourth proportional to 134,611,280.52, 185,776,682.04 and 79,624,851.72 is: 109,890,053.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,611,280.52 : 185,776,682.04 = 79,624,851.72 : x
  2. Step 2: Convert to fraction form
    134,611,280.52/185,776,682.04 = 79,624,851.72/x
  3. Step 3: Cross multiply
    134,611,280.52x = 185,776,682.04 × 79,624,851.72
  4. Step 4: Simplify right side
    134,611,280.52x = 14,792,440,760,468,586
  5. Step 5: Solve for x
    x = 14,792,440,760,468,586/134,611,280.52
  6. Step 6: Final answer
    x = 109,890,053.07

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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.