Home / 148,988,656.55-205,602,714.44-82,006,182.57

Finding the Fourth Proportional to 148,988,656.55, 205,602,714.44 and 82,006,182.57

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Solution

The fourth proportional to 148,988,656.55, 205,602,714.44 and 82,006,182.57 is: 113,167,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,988,656.55 : 205,602,714.44 = 82,006,182.57 : x
  2. Step 2: Convert to fraction form
    148,988,656.55/205,602,714.44 = 82,006,182.57/x
  3. Step 3: Cross multiply
    148,988,656.55x = 205,602,714.44 × 82,006,182.57
  4. Step 4: Simplify right side
    148,988,656.55x = 16,860,693,737,615,196
  5. Step 5: Solve for x
    x = 16,860,693,737,615,196/148,988,656.55
  6. Step 6: Final answer
    x = 113,167,633.89

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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.