Home / 86,697,343.80-130,046,015.70-35,616,022.20

Finding the Fourth Proportional to 86,697,343.80, 130,046,015.70 and 35,616,022.20

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Solution

The fourth proportional to 86,697,343.80, 130,046,015.70 and 35,616,022.20 is: 53,424,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,697,343.80 : 130,046,015.70 = 35,616,022.20 : x
  2. Step 2: Convert to fraction form
    86,697,343.80/130,046,015.70 = 35,616,022.20/x
  3. Step 3: Cross multiply
    86,697,343.80x = 130,046,015.70 × 35,616,022.20
  4. Step 4: Simplify right side
    86,697,343.80x = 4,631,721,782,192,749
  5. Step 5: Solve for x
    x = 4,631,721,782,192,749/86,697,343.80
  6. Step 6: Final answer
    x = 53,424,033.30

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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.