Home / 580,069,804.80-800,506,544.04-315,759,394.92

Finding the Fourth Proportional to 580,069,804.80, 800,506,544.04 and 315,759,394.92

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Solution

The fourth proportional to 580,069,804.80, 800,506,544.04 and 315,759,394.92 is: 435,753,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,069,804.80 : 800,506,544.04 = 315,759,394.92 : x
  2. Step 2: Convert to fraction form
    580,069,804.80/800,506,544.04 = 315,759,394.92/x
  3. Step 3: Cross multiply
    580,069,804.80x = 800,506,544.04 × 315,759,394.92
  4. Step 4: Simplify right side
    580,069,804.80x = 252,767,461,975,570,720
  5. Step 5: Solve for x
    x = 252,767,461,975,570,720/580,069,804.80
  6. Step 6: Final answer
    x = 435,753,524.63

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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.