Home / 159,833,000.84-220,569,533.94-86,494,144.84

Finding the Fourth Proportional to 159,833,000.84, 220,569,533.94 and 86,494,144.84

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Solution

The fourth proportional to 159,833,000.84, 220,569,533.94 and 86,494,144.84 is: 119,361,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,833,000.84 : 220,569,533.94 = 86,494,144.84 : x
  2. Step 2: Convert to fraction form
    159,833,000.84/220,569,533.94 = 86,494,144.84/x
  3. Step 3: Cross multiply
    159,833,000.84x = 220,569,533.94 × 86,494,144.84
  4. Step 4: Simplify right side
    159,833,000.84x = 19,077,973,215,897,656
  5. Step 5: Solve for x
    x = 19,077,973,215,897,656/159,833,000.84
  6. Step 6: Final answer
    x = 119,361,915.97

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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.