Home / 86,874,688.80-130,278,855.60-26,270,272.80

Finding the Fourth Proportional to 86,874,688.80, 130,278,855.60 and 26,270,272.80

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Solution

The fourth proportional to 86,874,688.80, 130,278,855.60 and 26,270,272.80 is: 39,395,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,874,688.80 : 130,278,855.60 = 26,270,272.80 : x
  2. Step 2: Convert to fraction form
    86,874,688.80/130,278,855.60 = 26,270,272.80/x
  3. Step 3: Cross multiply
    86,874,688.80x = 130,278,855.60 × 26,270,272.80
  4. Step 4: Simplify right side
    86,874,688.80x = 3,422,461,076,683,807.50
  5. Step 5: Solve for x
    x = 3,422,461,076,683,807.50/86,874,688.80
  6. Step 6: Final answer
    x = 39,395,376.54

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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.