Home / 5,213,827,009.28-7,820,004,173.37-1,672,108,223.54

Finding the Fourth Proportional to 5,213,827,009.28, 7,820,004,173.37 and 1,672,108,223.54

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Solution

The fourth proportional to 5,213,827,009.28, 7,820,004,173.37 and 1,672,108,223.54 is: 2,507,926,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,827,009.28 : 7,820,004,173.37 = 1,672,108,223.54 : x
  2. Step 2: Convert to fraction form
    5,213,827,009.28/7,820,004,173.37 = 1,672,108,223.54/x
  3. Step 3: Cross multiply
    5,213,827,009.28x = 7,820,004,173.37 × 1,672,108,223.54
  4. Step 4: Simplify right side
    5,213,827,009.28x = 13,075,893,286,409,097,216
  5. Step 5: Solve for x
    x = 13,075,893,286,409,097,216/5,213,827,009.28
  6. Step 6: Final answer
    x = 2,507,926,186.11

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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.