Home / 113,232,023.60-169,848,035.40-28,131,479.60

Finding the Fourth Proportional to 113,232,023.60, 169,848,035.40 and 28,131,479.60

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Solution

The fourth proportional to 113,232,023.60, 169,848,035.40 and 28,131,479.60 is: 42,197,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,232,023.60 : 169,848,035.40 = 28,131,479.60 : x
  2. Step 2: Convert to fraction form
    113,232,023.60/169,848,035.40 = 28,131,479.60/x
  3. Step 3: Cross multiply
    113,232,023.60x = 169,848,035.40 × 28,131,479.60
  4. Step 4: Simplify right side
    113,232,023.60x = 4,778,076,542,955,178
  5. Step 5: Solve for x
    x = 4,778,076,542,955,178/113,232,023.60
  6. Step 6: Final answer
    x = 42,197,219.40

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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.