Home / 166,502,635.86-249,667,897.76-73,091,375.22

Finding the Fourth Proportional to 166,502,635.86, 249,667,897.76 and 73,091,375.22

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Solution

The fourth proportional to 166,502,635.86, 249,667,897.76 and 73,091,375.22 is: 109,599,285.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,502,635.86 : 249,667,897.76 = 73,091,375.22 : x
  2. Step 2: Convert to fraction form
    166,502,635.86/249,667,897.76 = 73,091,375.22/x
  3. Step 3: Cross multiply
    166,502,635.86x = 249,667,897.76 × 73,091,375.22
  4. Step 4: Simplify right side
    166,502,635.86x = 18,248,569,994,316,420
  5. Step 5: Solve for x
    x = 18,248,569,994,316,420/166,502,635.86
  6. Step 6: Final answer
    x = 109,599,285.92

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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.