Home / 179,698,445.76-268,838,451.36-136,104,783.36

Finding the Fourth Proportional to 179,698,445.76, 268,838,451.36 and 136,104,783.36

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Solution

The fourth proportional to 179,698,445.76, 268,838,451.36 and 136,104,783.36 is: 203,620,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,698,445.76 : 268,838,451.36 = 136,104,783.36 : x
  2. Step 2: Convert to fraction form
    179,698,445.76/268,838,451.36 = 136,104,783.36/x
  3. Step 3: Cross multiply
    179,698,445.76x = 268,838,451.36 × 136,104,783.36
  4. Step 4: Simplify right side
    179,698,445.76x = 36,590,199,181,190,704
  5. Step 5: Solve for x
    x = 36,590,199,181,190,704/179,698,445.76
  6. Step 6: Final answer
    x = 203,620,009.21

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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.