Home / 1,040,754,984.18-1,436,563,483.61-669,477,015.56

Finding the Fourth Proportional to 1,040,754,984.18, 1,436,563,483.61 and 669,477,015.56

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Solution

The fourth proportional to 1,040,754,984.18, 1,436,563,483.61 and 669,477,015.56 is: 924,085,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,754,984.18 : 1,436,563,483.61 = 669,477,015.56 : x
  2. Step 2: Convert to fraction form
    1,040,754,984.18/1,436,563,483.61 = 669,477,015.56/x
  3. Step 3: Cross multiply
    1,040,754,984.18x = 1,436,563,483.61 × 669,477,015.56
  4. Step 4: Simplify right side
    1,040,754,984.18x = 961,746,233,659,169,536
  5. Step 5: Solve for x
    x = 961,746,233,659,169,536/1,040,754,984.18
  6. Step 6: Final answer
    x = 924,085,157.68

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Double scale
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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.