Home / 600,370,821.18-828,393,904.71-377,223,208.38

Finding the Fourth Proportional to 600,370,821.18, 828,393,904.71 and 377,223,208.38

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Solution

The fourth proportional to 600,370,821.18, 828,393,904.71 and 377,223,208.38 is: 520,493,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,370,821.18 : 828,393,904.71 = 377,223,208.38 : x
  2. Step 2: Convert to fraction form
    600,370,821.18/828,393,904.71 = 377,223,208.38/x
  3. Step 3: Cross multiply
    600,370,821.18x = 828,393,904.71 × 377,223,208.38
  4. Step 4: Simplify right side
    600,370,821.18x = 312,489,406,537,142,208
  5. Step 5: Solve for x
    x = 312,489,406,537,142,208/600,370,821.18
  6. Step 6: Final answer
    x = 520,493,993.90

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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.