Home / 147,090,561.30-202,999,312.23-109,856,198.61

Finding the Fourth Proportional to 147,090,561.30, 202,999,312.23 and 109,856,198.61

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Solution

The fourth proportional to 147,090,561.30, 202,999,312.23 and 109,856,198.61 is: 151,612,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,090,561.30 : 202,999,312.23 = 109,856,198.61 : x
  2. Step 2: Convert to fraction form
    147,090,561.30/202,999,312.23 = 109,856,198.61/x
  3. Step 3: Cross multiply
    147,090,561.30x = 202,999,312.23 × 109,856,198.61
  4. Step 4: Simplify right side
    147,090,561.30x = 22,300,732,762,032,280
  5. Step 5: Solve for x
    x = 22,300,732,762,032,280/147,090,561.30
  6. Step 6: Final answer
    x = 151,612,262.30

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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.