Home / 150,303,668.70-225,455,503.05-99,243,342.30

Finding the Fourth Proportional to 150,303,668.70, 225,455,503.05 and 99,243,342.30

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Solution

The fourth proportional to 150,303,668.70, 225,455,503.05 and 99,243,342.30 is: 148,865,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,303,668.70 : 225,455,503.05 = 99,243,342.30 : x
  2. Step 2: Convert to fraction form
    150,303,668.70/225,455,503.05 = 99,243,342.30/x
  3. Step 3: Cross multiply
    150,303,668.70x = 225,455,503.05 × 99,243,342.30
  4. Step 4: Simplify right side
    150,303,668.70x = 22,374,957,662,609,844
  5. Step 5: Solve for x
    x = 22,374,957,662,609,844/150,303,668.70
  6. Step 6: Final answer
    x = 148,865,013.45

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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.