Home / 1,176,607,810.80-1,764,911,716.20-401,129,103.60

Finding the Fourth Proportional to 1,176,607,810.80, 1,764,911,716.20 and 401,129,103.60

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Solution

The fourth proportional to 1,176,607,810.80, 1,764,911,716.20 and 401,129,103.60 is: 601,693,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,607,810.80 : 1,764,911,716.20 = 401,129,103.60 : x
  2. Step 2: Convert to fraction form
    1,176,607,810.80/1,764,911,716.20 = 401,129,103.60/x
  3. Step 3: Cross multiply
    1,176,607,810.80x = 1,764,911,716.20 × 401,129,103.60
  4. Step 4: Simplify right side
    1,176,607,810.80x = 707,957,454,652,443,648
  5. Step 5: Solve for x
    x = 707,957,454,652,443,648/1,176,607,810.80
  6. Step 6: Final answer
    x = 601,693,655.40

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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.