Home / 1,173,682,426.80-1,759,403,896.20-436,554,951.60

Finding the Fourth Proportional to 1,173,682,426.80, 1,759,403,896.20 and 436,554,951.60

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Solution

The fourth proportional to 1,173,682,426.80, 1,759,403,896.20 and 436,554,951.60 is: 654,415,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,682,426.80 : 1,759,403,896.20 = 436,554,951.60 : x
  2. Step 2: Convert to fraction form
    1,173,682,426.80/1,759,403,896.20 = 436,554,951.60/x
  3. Step 3: Cross multiply
    1,173,682,426.80x = 1,759,403,896.20 × 436,554,951.60
  4. Step 4: Simplify right side
    1,173,682,426.80x = 768,076,482,750,442,496
  5. Step 5: Solve for x
    x = 768,076,482,750,442,496/1,173,682,426.80
  6. Step 6: Final answer
    x = 654,415,935.02

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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.