Home / 258,916,713.35-388,528,297.02-95,269,390.79

Finding the Fourth Proportional to 258,916,713.35, 388,528,297.02 and 95,269,390.79

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Solution

The fourth proportional to 258,916,713.35, 388,528,297.02 and 95,269,390.79 is: 142,960,466.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,916,713.35 : 388,528,297.02 = 95,269,390.79 : x
  2. Step 2: Convert to fraction form
    258,916,713.35/388,528,297.02 = 95,269,390.79/x
  3. Step 3: Cross multiply
    258,916,713.35x = 388,528,297.02 × 95,269,390.79
  4. Step 4: Simplify right side
    258,916,713.35x = 37,014,854,159,828,928
  5. Step 5: Solve for x
    x = 37,014,854,159,828,928/258,916,713.35
  6. Step 6: Final answer
    x = 142,960,466.64

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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.