Home / 10,389,052,107.54-14,336,507,817.17-5,631,225,830.36

Finding the Fourth Proportional to 10,389,052,107.54, 14,336,507,817.17 and 5,631,225,830.36

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Solution

The fourth proportional to 10,389,052,107.54, 14,336,507,817.17 and 5,631,225,830.36 is: 7,770,883,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,052,107.54 : 14,336,507,817.17 = 5,631,225,830.36 : x
  2. Step 2: Convert to fraction form
    10,389,052,107.54/14,336,507,817.17 = 5,631,225,830.36/x
  3. Step 3: Cross multiply
    10,389,052,107.54x = 14,336,507,817.17 × 5,631,225,830.36
  4. Step 4: Simplify right side
    10,389,052,107.54x = 80,732,113,137,201,561,600
  5. Step 5: Solve for x
    x = 80,732,113,137,201,561,600/10,389,052,107.54
  6. Step 6: Final answer
    x = 7,770,883,455.15

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Double scale
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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.