Home / 257,156,152.58-354,904,930.10-144,156,164.60

Finding the Fourth Proportional to 257,156,152.58, 354,904,930.10 and 144,156,164.60

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Solution

The fourth proportional to 257,156,152.58, 354,904,930.10 and 144,156,164.60 is: 198,952,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,156,152.58 : 354,904,930.10 = 144,156,164.60 : x
  2. Step 2: Convert to fraction form
    257,156,152.58/354,904,930.10 = 144,156,164.60/x
  3. Step 3: Cross multiply
    257,156,152.58x = 354,904,930.10 × 144,156,164.60
  4. Step 4: Simplify right side
    257,156,152.58x = 51,161,733,522,094,744
  5. Step 5: Solve for x
    x = 51,161,733,522,094,744/257,156,152.58
  6. Step 6: Final answer
    x = 198,952,010.32

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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.