Home / 86,697,338.30-130,046,007.45-35,616,016.70

Finding the Fourth Proportional to 86,697,338.30, 130,046,007.45 and 35,616,016.70

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Solution

The fourth proportional to 86,697,338.30, 130,046,007.45 and 35,616,016.70 is: 53,424,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,697,338.30 : 130,046,007.45 = 35,616,016.70 : x
  2. Step 2: Convert to fraction form
    86,697,338.30/130,046,007.45 = 35,616,016.70/x
  3. Step 3: Cross multiply
    86,697,338.30x = 130,046,007.45 × 35,616,016.70
  4. Step 4: Simplify right side
    86,697,338.30x = 4,631,720,773,107,525
  5. Step 5: Solve for x
    x = 4,631,720,773,107,525/86,697,338.30
  6. Step 6: Final answer
    x = 53,424,025.05

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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.