Home / 869,970,318.94-1,200,585,406.35-473,521,975.95

Finding the Fourth Proportional to 869,970,318.94, 1,200,585,406.35 and 473,521,975.95

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Solution

The fourth proportional to 869,970,318.94, 1,200,585,406.35 and 473,521,975.95 is: 653,474,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,970,318.94 : 1,200,585,406.35 = 473,521,975.95 : x
  2. Step 2: Convert to fraction form
    869,970,318.94/1,200,585,406.35 = 473,521,975.95/x
  3. Step 3: Cross multiply
    869,970,318.94x = 1,200,585,406.35 × 473,521,975.95
  4. Step 4: Simplify right side
    869,970,318.94x = 568,503,573,911,585,600
  5. Step 5: Solve for x
    x = 568,503,573,911,585,600/869,970,318.94
  6. Step 6: Final answer
    x = 653,474,677.85

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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.