Home / 798,746,578.14-1,102,379,777.37-459,648,084.72

Finding the Fourth Proportional to 798,746,578.14, 1,102,379,777.37 and 459,648,084.72

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Solution

The fourth proportional to 798,746,578.14, 1,102,379,777.37 and 459,648,084.72 is: 634,377,369.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,746,578.14 : 1,102,379,777.37 = 459,648,084.72 : x
  2. Step 2: Convert to fraction form
    798,746,578.14/1,102,379,777.37 = 459,648,084.72/x
  3. Step 3: Cross multiply
    798,746,578.14x = 1,102,379,777.37 × 459,648,084.72
  4. Step 4: Simplify right side
    798,746,578.14x = 506,706,753,302,180,480
  5. Step 5: Solve for x
    x = 506,706,753,302,180,480/798,746,578.14
  6. Step 6: Final answer
    x = 634,377,369.71

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1.5x scale

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.