Home / 568,221,673.51-852,371,001.47-199,711,823.59

Finding the Fourth Proportional to 568,221,673.51, 852,371,001.47 and 199,711,823.59

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Solution

The fourth proportional to 568,221,673.51, 852,371,001.47 and 199,711,823.59 is: 299,581,263.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,221,673.51 : 852,371,001.47 = 199,711,823.59 : x
  2. Step 2: Convert to fraction form
    568,221,673.51/852,371,001.47 = 199,711,823.59/x
  3. Step 3: Cross multiply
    568,221,673.51x = 852,371,001.47 × 199,711,823.59
  4. Step 4: Simplify right side
    568,221,673.51x = 170,228,567,078,808,288
  5. Step 5: Solve for x
    x = 170,228,567,078,808,288/568,221,673.51
  6. Step 6: Final answer
    x = 299,581,263.82

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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.