Home / 484,779,196,820.30-727,168,795,230.45-451,719,315,092.30

Finding the Fourth Proportional to 484,779,196,820.30, 727,168,795,230.45 and 451,719,315,092.30

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Solution

The fourth proportional to 484,779,196,820.30, 727,168,795,230.45 and 451,719,315,092.30 is: 677,578,972,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,779,196,820.30 : 727,168,795,230.45 = 451,719,315,092.30 : x
  2. Step 2: Convert to fraction form
    484,779,196,820.30/727,168,795,230.45 = 451,719,315,092.30/x
  3. Step 3: Cross multiply
    484,779,196,820.30x = 727,168,795,230.45 × 451,719,315,092.30
  4. Step 4: Simplify right side
    484,779,196,820.30x = 328,476,190,137,991,758,348,288
  5. Step 5: Solve for x
    x = 328,476,190,137,991,758,348,288/484,779,196,820.30
  6. Step 6: Final answer
    x = 677,578,972,638.45

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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.