Home / 1,105,763,639.31-1,525,943,748.94-603,972,289.96

Finding the Fourth Proportional to 1,105,763,639.31, 1,525,943,748.94 and 603,972,289.96

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Solution

The fourth proportional to 1,105,763,639.31, 1,525,943,748.94 and 603,972,289.96 is: 833,476,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,763,639.31 : 1,525,943,748.94 = 603,972,289.96 : x
  2. Step 2: Convert to fraction form
    1,105,763,639.31/1,525,943,748.94 = 603,972,289.96/x
  3. Step 3: Cross multiply
    1,105,763,639.31x = 1,525,943,748.94 × 603,972,289.96
  4. Step 4: Simplify right side
    1,105,763,639.31x = 921,627,740,393,624,320
  5. Step 5: Solve for x
    x = 921,627,740,393,624,320/1,105,763,639.31
  6. Step 6: Final answer
    x = 833,476,258.06

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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.