Home / 87,133,276.80-130,685,918.40-26,534,908.80

Finding the Fourth Proportional to 87,133,276.80, 130,685,918.40 and 26,534,908.80

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Solution

The fourth proportional to 87,133,276.80, 130,685,918.40 and 26,534,908.80 is: 39,798,100.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,133,276.80 : 130,685,918.40 = 26,534,908.80 : x
  2. Step 2: Convert to fraction form
    87,133,276.80/130,685,918.40 = 26,534,908.80/x
  3. Step 3: Cross multiply
    87,133,276.80x = 130,685,918.40 × 26,534,908.80
  4. Step 4: Simplify right side
    87,133,276.80x = 3,467,738,926,188,242
  5. Step 5: Solve for x
    x = 3,467,738,926,188,242/87,133,276.80
  6. Step 6: Final answer
    x = 39,798,100.72

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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.