Home / 159,457,902.84-220,080,442.32-93,374,543.16

Finding the Fourth Proportional to 159,457,902.84, 220,080,442.32 and 93,374,543.16

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Solution

The fourth proportional to 159,457,902.84, 220,080,442.32 and 93,374,543.16 is: 128,873,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,457,902.84 : 220,080,442.32 = 93,374,543.16 : x
  2. Step 2: Convert to fraction form
    159,457,902.84/220,080,442.32 = 93,374,543.16/x
  3. Step 3: Cross multiply
    159,457,902.84x = 220,080,442.32 × 93,374,543.16
  4. Step 4: Simplify right side
    159,457,902.84x = 20,549,910,760,080,728
  5. Step 5: Solve for x
    x = 20,549,910,760,080,728/159,457,902.84
  6. Step 6: Final answer
    x = 128,873,579.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.