Home / 484,779,197,007.80-727,168,795,511.70-451,719,315,279.80

Finding the Fourth Proportional to 484,779,197,007.80, 727,168,795,511.70 and 451,719,315,279.80

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Solution

The fourth proportional to 484,779,197,007.80, 727,168,795,511.70 and 451,719,315,279.80 is: 677,578,972,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,779,197,007.80 : 727,168,795,511.70 = 451,719,315,279.80 : x
  2. Step 2: Convert to fraction form
    484,779,197,007.80/727,168,795,511.70 = 451,719,315,279.80/x
  3. Step 3: Cross multiply
    484,779,197,007.80x = 727,168,795,511.70 × 451,719,315,279.80
  4. Step 4: Simplify right side
    484,779,197,007.80x = 328,476,190,401,381,969,952,768
  5. Step 5: Solve for x
    x = 328,476,190,401,381,969,952,768/484,779,197,007.80
  6. Step 6: Final answer
    x = 677,578,972,919.70

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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.