Home / 384,463,002.80-578,331,047.64-348,505,016.24

Finding the Fourth Proportional to 384,463,002.80, 578,331,047.64 and 348,505,016.24

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Solution

The fourth proportional to 384,463,002.80, 578,331,047.64 and 348,505,016.24 is: 524,241,005.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,463,002.80 : 578,331,047.64 = 348,505,016.24 : x
  2. Step 2: Convert to fraction form
    384,463,002.80/578,331,047.64 = 348,505,016.24/x
  3. Step 3: Cross multiply
    384,463,002.80x = 578,331,047.64 × 348,505,016.24
  4. Step 4: Simplify right side
    384,463,002.80x = 201,551,271,149,874,400
  5. Step 5: Solve for x
    x = 201,551,271,149,874,400/384,463,002.80
  6. Step 6: Final answer
    x = 524,241,005.46

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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.