Home / 407,556,204,901.20-611,334,307,351.80-109,466,271,320.40

Finding the Fourth Proportional to 407,556,204,901.20, 611,334,307,351.80 and 109,466,271,320.40

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Solution

The fourth proportional to 407,556,204,901.20, 611,334,307,351.80 and 109,466,271,320.40 is: 164,199,406,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,556,204,901.20 : 611,334,307,351.80 = 109,466,271,320.40 : x
  2. Step 2: Convert to fraction form
    407,556,204,901.20/611,334,307,351.80 = 109,466,271,320.40/x
  3. Step 3: Cross multiply
    407,556,204,901.20x = 611,334,307,351.80 × 109,466,271,320.40
  4. Step 4: Simplify right side
    407,556,204,901.20x = 66,920,487,156,040,947,728,384
  5. Step 5: Solve for x
    x = 66,920,487,156,040,947,728,384/407,556,204,901.20
  6. Step 6: Final answer
    x = 164,199,406,980.60

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1.5x scale

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.