Home / 105,913,905.04-146,175,922.92-59,507,750.80

Finding the Fourth Proportional to 105,913,905.04, 146,175,922.92 and 59,507,750.80

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Solution

The fourth proportional to 105,913,905.04, 146,175,922.92 and 59,507,750.80 is: 82,128,974.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,913,905.04 : 146,175,922.92 = 59,507,750.80 : x
  2. Step 2: Convert to fraction form
    105,913,905.04/146,175,922.92 = 59,507,750.80/x
  3. Step 3: Cross multiply
    105,913,905.04x = 146,175,922.92 × 59,507,750.80
  4. Step 4: Simplify right side
    105,913,905.04x = 8,698,600,394,083,367
  5. Step 5: Solve for x
    x = 8,698,600,394,083,367/105,913,905.04
  6. Step 6: Final answer
    x = 82,128,974.39

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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.