Home / 385,159,207.15-577,379,386.27-151,991,849.97

Finding the Fourth Proportional to 385,159,207.15, 577,379,386.27 and 151,991,849.97

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Solution

The fourth proportional to 385,159,207.15, 577,379,386.27 and 151,991,849.97 is: 227,845,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,159,207.15 : 577,379,386.27 = 151,991,849.97 : x
  2. Step 2: Convert to fraction form
    385,159,207.15/577,379,386.27 = 151,991,849.97/x
  3. Step 3: Cross multiply
    385,159,207.15x = 577,379,386.27 × 151,991,849.97
  4. Step 4: Simplify right side
    385,159,207.15x = 87,756,961,053,910,512
  5. Step 5: Solve for x
    x = 87,756,961,053,910,512/385,159,207.15
  6. Step 6: Final answer
    x = 227,845,938.57

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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.