Home / 908,537,269.20-1,359,670,620.60-545,292,315.60

Finding the Fourth Proportional to 908,537,269.20, 1,359,670,620.60 and 545,292,315.60

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Solution

The fourth proportional to 908,537,269.20, 1,359,670,620.60 and 545,292,315.60 is: 816,056,716.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,537,269.20 : 1,359,670,620.60 = 545,292,315.60 : x
  2. Step 2: Convert to fraction form
    908,537,269.20/1,359,670,620.60 = 545,292,315.60/x
  3. Step 3: Cross multiply
    908,537,269.20x = 1,359,670,620.60 × 545,292,315.60
  4. Step 4: Simplify right side
    908,537,269.20x = 741,417,941,160,263,040
  5. Step 5: Solve for x
    x = 741,417,941,160,263,040/908,537,269.20
  6. Step 6: Final answer
    x = 816,056,716.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.