Home / 1,360,410,089.39-2,040,938,968.79-440,286,428.01

Finding the Fourth Proportional to 1,360,410,089.39, 2,040,938,968.79 and 440,286,428.01

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Solution

The fourth proportional to 1,360,410,089.39, 2,040,938,968.79 and 440,286,428.01 is: 660,534,448.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,410,089.39 : 2,040,938,968.79 = 440,286,428.01 : x
  2. Step 2: Convert to fraction form
    1,360,410,089.39/2,040,938,968.79 = 440,286,428.01/x
  3. Step 3: Cross multiply
    1,360,410,089.39x = 2,040,938,968.79 × 440,286,428.01
  4. Step 4: Simplify right side
    1,360,410,089.39x = 898,597,728,363,716,224
  5. Step 5: Solve for x
    x = 898,597,728,363,716,224/1,360,410,089.39
  6. Step 6: Final answer
    x = 660,534,448.67

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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.