Home / 363,897,030.54-546,091,149.14-142,540,913.82

Finding the Fourth Proportional to 363,897,030.54, 546,091,149.14 and 142,540,913.82

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Solution

The fourth proportional to 363,897,030.54, 546,091,149.14 and 142,540,913.82 is: 213,907,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,897,030.54 : 546,091,149.14 = 142,540,913.82 : x
  2. Step 2: Convert to fraction form
    363,897,030.54/546,091,149.14 = 142,540,913.82/x
  3. Step 3: Cross multiply
    363,897,030.54x = 546,091,149.14 × 142,540,913.82
  4. Step 4: Simplify right side
    363,897,030.54x = 77,840,331,426,716,800
  5. Step 5: Solve for x
    x = 77,840,331,426,716,800/363,897,030.54
  6. Step 6: Final answer
    x = 213,907,575.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.