Home / 704,906,070.23-1,057,241,828.30-213,502,506.56

Finding the Fourth Proportional to 704,906,070.23, 1,057,241,828.30 and 213,502,506.56

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Solution

The fourth proportional to 704,906,070.23, 1,057,241,828.30 and 213,502,506.56 is: 320,218,238.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,906,070.23 : 1,057,241,828.30 = 213,502,506.56 : x
  2. Step 2: Convert to fraction form
    704,906,070.23/1,057,241,828.30 = 213,502,506.56/x
  3. Step 3: Cross multiply
    704,906,070.23x = 1,057,241,828.30 × 213,502,506.56
  4. Step 4: Simplify right side
    704,906,070.23x = 225,723,780,386,885,952
  5. Step 5: Solve for x
    x = 225,723,780,386,885,952/704,906,070.23
  6. Step 6: Final answer
    x = 320,218,238.88

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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.