Home / 201,399,220,826.61-277,929,510,870.30-109,947,771,637.71

Finding the Fourth Proportional to 201,399,220,826.61, 277,929,510,870.30 and 109,947,771,637.71

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Solution

The fourth proportional to 201,399,220,826.61, 277,929,510,870.30 and 109,947,771,637.71 is: 151,727,153,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,399,220,826.61 : 277,929,510,870.30 = 109,947,771,637.71 : x
  2. Step 2: Convert to fraction form
    201,399,220,826.61/277,929,510,870.30 = 109,947,771,637.71/x
  3. Step 3: Cross multiply
    201,399,220,826.61x = 277,929,510,870.30 × 109,947,771,637.71
  4. Step 4: Simplify right side
    201,399,220,826.61x = 30,557,730,392,548,185,210,880
  5. Step 5: Solve for x
    x = 30,557,730,392,548,185,210,880/201,399,220,826.61
  6. Step 6: Final answer
    x = 151,727,153,000.54

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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.