Home / 270,502,420-373,293,339.60-154,611,404.32

Finding the Fourth Proportional to 270,502,420, 373,293,339.60 and 154,611,404.32

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Solution

The fourth proportional to 270,502,420, 373,293,339.60 and 154,611,404.32 is: 213,363,737.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,502,420 : 373,293,339.60 = 154,611,404.32 : x
  2. Step 2: Convert to fraction form
    270,502,420/373,293,339.60 = 154,611,404.32/x
  3. Step 3: Cross multiply
    270,502,420x = 373,293,339.60 × 154,611,404.32
  4. Step 4: Simplify right side
    270,502,420x = 57,715,407,458,858,672
  5. Step 5: Solve for x
    x = 57,715,407,458,858,672/270,502,420
  6. Step 6: Final answer
    x = 213,363,737.96

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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.