Home / 754,429,956.56-1,131,645,196.56-339,422,095.52

Finding the Fourth Proportional to 754,429,956.56, 1,131,645,196.56 and 339,422,095.52

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Solution

The fourth proportional to 754,429,956.56, 1,131,645,196.56 and 339,422,095.52 is: 509,133,261.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,429,956.56 : 1,131,645,196.56 = 339,422,095.52 : x
  2. Step 2: Convert to fraction form
    754,429,956.56/1,131,645,196.56 = 339,422,095.52/x
  3. Step 3: Cross multiply
    754,429,956.56x = 1,131,645,196.56 × 339,422,095.52
  4. Step 4: Simplify right side
    754,429,956.56x = 384,105,384,001,537,472
  5. Step 5: Solve for x
    x = 384,105,384,001,537,472/754,429,956.56
  6. Step 6: Final answer
    x = 509,133,261.03

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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.