Home / 39,622,933,903.56-59,460,551,740.08-21,003,505,202.40

Finding the Fourth Proportional to 39,622,933,903.56, 59,460,551,740.08 and 21,003,505,202.40

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Solution

The fourth proportional to 39,622,933,903.56, 59,460,551,740.08 and 21,003,505,202.40 is: 31,519,119,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622,933,903.56 : 59,460,551,740.08 = 21,003,505,202.40 : x
  2. Step 2: Convert to fraction form
    39,622,933,903.56/59,460,551,740.08 = 21,003,505,202.40/x
  3. Step 3: Cross multiply
    39,622,933,903.56x = 59,460,551,740.08 × 21,003,505,202.40
  4. Step 4: Simplify right side
    39,622,933,903.56x = 1,248,880,007,810,344,812,544
  5. Step 5: Solve for x
    x = 1,248,880,007,810,344,812,544/39,622,933,903.56
  6. Step 6: Final answer
    x = 31,519,119,983.65

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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.