Home / 693,221,560.04-956,668,888.37-379,956,576.71

Finding the Fourth Proportional to 693,221,560.04, 956,668,888.37 and 379,956,576.71

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Solution

The fourth proportional to 693,221,560.04, 956,668,888.37 and 379,956,576.71 is: 524,352,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,221,560.04 : 956,668,888.37 = 379,956,576.71 : x
  2. Step 2: Convert to fraction form
    693,221,560.04/956,668,888.37 = 379,956,576.71/x
  3. Step 3: Cross multiply
    693,221,560.04x = 956,668,888.37 × 379,956,576.71
  4. Step 4: Simplify right side
    693,221,560.04x = 363,492,635,868,532,864
  5. Step 5: Solve for x
    x = 363,492,635,868,532,864/693,221,560.04
  6. Step 6: Final answer
    x = 524,352,756.49

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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.