Home / 294,396,246,548.10-406,266,821,018.46-159,065,426,984.28

Finding the Fourth Proportional to 294,396,246,548.10, 406,266,821,018.46 and 159,065,426,984.28

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Solution

The fourth proportional to 294,396,246,548.10, 406,266,821,018.46 and 159,065,426,984.28 is: 219,510,289,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,396,246,548.10 : 406,266,821,018.46 = 159,065,426,984.28 : x
  2. Step 2: Convert to fraction form
    294,396,246,548.10/406,266,821,018.46 = 159,065,426,984.28/x
  3. Step 3: Cross multiply
    294,396,246,548.10x = 406,266,821,018.46 × 159,065,426,984.28
  4. Step 4: Simplify right side
    294,396,246,548.10x = 64,623,005,354,847,400,624,128
  5. Step 5: Solve for x
    x = 64,623,005,354,847,400,624,128/294,396,246,548.10
  6. Step 6: Final answer
    x = 219,510,289,660.87

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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.