Home / 110,021,992.32-151,831,248.96-68,792,784.96

Finding the Fourth Proportional to 110,021,992.32, 151,831,248.96 and 68,792,784.96

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Solution

The fourth proportional to 110,021,992.32, 151,831,248.96 and 68,792,784.96 is: 94,934,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,021,992.32 : 151,831,248.96 = 68,792,784.96 : x
  2. Step 2: Convert to fraction form
    110,021,992.32/151,831,248.96 = 68,792,784.96/x
  3. Step 3: Cross multiply
    110,021,992.32x = 151,831,248.96 × 68,792,784.96
  4. Step 4: Simplify right side
    110,021,992.32x = 10,444,894,459,913,504
  5. Step 5: Solve for x
    x = 10,444,894,459,913,504/110,021,992.32
  6. Step 6: Final answer
    x = 94,934,605.71

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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.