Home / 20,627,271,124.77-30,940,868,068.08-6,463,321,193.07

Finding the Fourth Proportional to 20,627,271,124.77, 30,940,868,068.08 and 6,463,321,193.07

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Solution

The fourth proportional to 20,627,271,124.77, 30,940,868,068.08 and 6,463,321,193.07 is: 9,694,969,688.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,627,271,124.77 : 30,940,868,068.08 = 6,463,321,193.07 : x
  2. Step 2: Convert to fraction form
    20,627,271,124.77/30,940,868,068.08 = 6,463,321,193.07/x
  3. Step 3: Cross multiply
    20,627,271,124.77x = 30,940,868,068.08 × 6,463,321,193.07
  4. Step 4: Simplify right side
    20,627,271,124.77x = 199,980,768,316,404,301,824
  5. Step 5: Solve for x
    x = 199,980,768,316,404,301,824/20,627,271,124.77
  6. Step 6: Final answer
    x = 9,694,969,688.76

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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.