Home / 1,040,754,982.68-1,436,563,481.54-669,477,014.06

Finding the Fourth Proportional to 1,040,754,982.68, 1,436,563,481.54 and 669,477,014.06

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Solution

The fourth proportional to 1,040,754,982.68, 1,436,563,481.54 and 669,477,014.06 is: 924,085,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,754,982.68 : 1,436,563,481.54 = 669,477,014.06 : x
  2. Step 2: Convert to fraction form
    1,040,754,982.68/1,436,563,481.54 = 669,477,014.06/x
  3. Step 3: Cross multiply
    1,040,754,982.68x = 1,436,563,481.54 × 669,477,014.06
  4. Step 4: Simplify right side
    1,040,754,982.68x = 961,746,230,118,506,880
  5. Step 5: Solve for x
    x = 961,746,230,118,506,880/1,040,754,982.68
  6. Step 6: Final answer
    x = 924,085,155.61

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1.5x scale

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.