Home / 39,622,933,904.56-59,460,551,741.58-21,003,505,203.40

Finding the Fourth Proportional to 39,622,933,904.56, 59,460,551,741.58 and 21,003,505,203.40

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Solution

The fourth proportional to 39,622,933,904.56, 59,460,551,741.58 and 21,003,505,203.40 is: 31,519,119,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,622,933,904.56 : 59,460,551,741.58 = 21,003,505,203.40 : x
  2. Step 2: Convert to fraction form
    39,622,933,904.56/59,460,551,741.58 = 21,003,505,203.40/x
  3. Step 3: Cross multiply
    39,622,933,904.56x = 59,460,551,741.58 × 21,003,505,203.40
  4. Step 4: Simplify right side
    39,622,933,904.56x = 1,248,880,007,901,310,615,552
  5. Step 5: Solve for x
    x = 1,248,880,007,901,310,615,552/39,622,933,904.56
  6. Step 6: Final answer
    x = 31,519,119,985.15

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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.