Home / 436,544,137.60-654,816,206.40-298,794,630.40

Finding the Fourth Proportional to 436,544,137.60, 654,816,206.40 and 298,794,630.40

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Solution

The fourth proportional to 436,544,137.60, 654,816,206.40 and 298,794,630.40 is: 448,191,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,544,137.60 : 654,816,206.40 = 298,794,630.40 : x
  2. Step 2: Convert to fraction form
    436,544,137.60/654,816,206.40 = 298,794,630.40/x
  3. Step 3: Cross multiply
    436,544,137.60x = 654,816,206.40 × 298,794,630.40
  4. Step 4: Simplify right side
    436,544,137.60x = 195,655,566,371,218,080
  5. Step 5: Solve for x
    x = 195,655,566,371,218,080/436,544,137.60
  6. Step 6: Final answer
    x = 448,191,945.60

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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.