Home / 86,889,632.40-130,295,957.40-29,366,283.60

Finding the Fourth Proportional to 86,889,632.40, 130,295,957.40 and 29,366,283.60

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Solution

The fourth proportional to 86,889,632.40, 130,295,957.40 and 29,366,283.60 is: 44,036,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,889,632.40 : 130,295,957.40 = 29,366,283.60 : x
  2. Step 2: Convert to fraction form
    86,889,632.40/130,295,957.40 = 29,366,283.60/x
  3. Step 3: Cross multiply
    86,889,632.40x = 130,295,957.40 × 29,366,283.60
  4. Step 4: Simplify right side
    86,889,632.40x = 3,826,308,036,941,919
  5. Step 5: Solve for x
    x = 3,826,308,036,941,919/86,889,632.40
  6. Step 6: Final answer
    x = 44,036,416.44

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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.