Home / 261,855,580.98-392,338,889.25-158,006,584.41

Finding the Fourth Proportional to 261,855,580.98, 392,338,889.25 and 158,006,584.41

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Solution

The fourth proportional to 261,855,580.98, 392,338,889.25 and 158,006,584.41 is: 236,741,671.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,855,580.98 : 392,338,889.25 = 158,006,584.41 : x
  2. Step 2: Convert to fraction form
    261,855,580.98/392,338,889.25 = 158,006,584.41/x
  3. Step 3: Cross multiply
    261,855,580.98x = 392,338,889.25 × 158,006,584.41
  4. Step 4: Simplify right side
    261,855,580.98x = 61,992,127,821,605,768
  5. Step 5: Solve for x
    x = 61,992,127,821,605,768/261,855,580.98
  6. Step 6: Final answer
    x = 236,741,671.08

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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.