Home / 104,009,289.40-155,901,959.70-39,288,086.20

Finding the Fourth Proportional to 104,009,289.40, 155,901,959.70 and 39,288,086.20

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Solution

The fourth proportional to 104,009,289.40, 155,901,959.70 and 39,288,086.20 is: 58,889,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,009,289.40 : 155,901,959.70 = 39,288,086.20 : x
  2. Step 2: Convert to fraction form
    104,009,289.40/155,901,959.70 = 39,288,086.20/x
  3. Step 3: Cross multiply
    104,009,289.40x = 155,901,959.70 × 39,288,086.20
  4. Step 4: Simplify right side
    104,009,289.40x = 6,125,089,631,442,526
  5. Step 5: Solve for x
    x = 6,125,089,631,442,526/104,009,289.40
  6. Step 6: Final answer
    x = 58,889,832.50

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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.