Home / 499,455,713,739.46-689,249,395,066.80-271,085,002,808.08

Finding the Fourth Proportional to 499,455,713,739.46, 689,249,395,066.80 and 271,085,002,808.08

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Solution

The fourth proportional to 499,455,713,739.46, 689,249,395,066.80 and 271,085,002,808.08 is: 374,097,580,740.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,455,713,739.46 : 689,249,395,066.80 = 271,085,002,808.08 : x
  2. Step 2: Convert to fraction form
    499,455,713,739.46/689,249,395,066.80 = 271,085,002,808.08/x
  3. Step 3: Cross multiply
    499,455,713,739.46x = 689,249,395,066.80 × 271,085,002,808.08
  4. Step 4: Simplify right side
    499,455,713,739.46x = 186,845,174,197,150,906,580,992
  5. Step 5: Solve for x
    x = 186,845,174,197,150,906,580,992/499,455,713,739.46
  6. Step 6: Final answer
    x = 374,097,580,740.90

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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.