Home / 173,354,752.88-260,121,529.56-81,247,848.32

Finding the Fourth Proportional to 173,354,752.88, 260,121,529.56 and 81,247,848.32

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Solution

The fourth proportional to 173,354,752.88, 260,121,529.56 and 81,247,848.32 is: 121,913,672.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,354,752.88 : 260,121,529.56 = 81,247,848.32 : x
  2. Step 2: Convert to fraction form
    173,354,752.88/260,121,529.56 = 81,247,848.32/x
  3. Step 3: Cross multiply
    173,354,752.88x = 260,121,529.56 × 81,247,848.32
  4. Step 4: Simplify right side
    173,354,752.88x = 21,134,314,578,457,276
  5. Step 5: Solve for x
    x = 21,134,314,578,457,276/173,354,752.88
  6. Step 6: Final answer
    x = 121,913,672.55

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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.