Home / 452,711,102.40-679,066,653.60-321,197,169.60

Finding the Fourth Proportional to 452,711,102.40, 679,066,653.60 and 321,197,169.60

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Solution

The fourth proportional to 452,711,102.40, 679,066,653.60 and 321,197,169.60 is: 481,795,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,711,102.40 : 679,066,653.60 = 321,197,169.60 : x
  2. Step 2: Convert to fraction form
    452,711,102.40/679,066,653.60 = 321,197,169.60/x
  3. Step 3: Cross multiply
    452,711,102.40x = 679,066,653.60 × 321,197,169.60
  4. Step 4: Simplify right side
    452,711,102.40x = 218,114,287,106,063,680
  5. Step 5: Solve for x
    x = 218,114,287,106,063,680/452,711,102.40
  6. Step 6: Final answer
    x = 481,795,754.40

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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.