Home / 147,636,006.40-221,454,009.60-61,542,564.40

Finding the Fourth Proportional to 147,636,006.40, 221,454,009.60 and 61,542,564.40

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Solution

The fourth proportional to 147,636,006.40, 221,454,009.60 and 61,542,564.40 is: 92,313,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,636,006.40 : 221,454,009.60 = 61,542,564.40 : x
  2. Step 2: Convert to fraction form
    147,636,006.40/221,454,009.60 = 61,542,564.40/x
  3. Step 3: Cross multiply
    147,636,006.40x = 221,454,009.60 × 61,542,564.40
  4. Step 4: Simplify right side
    147,636,006.40x = 13,628,847,647,446,218
  5. Step 5: Solve for x
    x = 13,628,847,647,446,218/147,636,006.40
  6. Step 6: Final answer
    x = 92,313,846.60

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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.