Home / 7,160,894,416.20-9,881,589,035.37-3,945,624,476.25

Finding the Fourth Proportional to 7,160,894,416.20, 9,881,589,035.37 and 3,945,624,476.25

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Solution

The fourth proportional to 7,160,894,416.20, 9,881,589,035.37 and 3,945,624,476.25 is: 5,444,716,441.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160,894,416.20 : 9,881,589,035.37 = 3,945,624,476.25 : x
  2. Step 2: Convert to fraction form
    7,160,894,416.20/9,881,589,035.37 = 3,945,624,476.25/x
  3. Step 3: Cross multiply
    7,160,894,416.20x = 9,881,589,035.37 × 3,945,624,476.25
  4. Step 4: Simplify right side
    7,160,894,416.20x = 38,989,039,562,199,498,752
  5. Step 5: Solve for x
    x = 38,989,039,562,199,498,752/7,160,894,416.20
  6. Step 6: Final answer
    x = 5,444,716,441.29

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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.