Home / 1,180,876,805.20-1,772,322,977.40-526,834,334.80

Finding the Fourth Proportional to 1,180,876,805.20, 1,772,322,977.40 and 526,834,334.80

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Solution

The fourth proportional to 1,180,876,805.20, 1,772,322,977.40 and 526,834,334.80 is: 790,701,106.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,876,805.20 : 1,772,322,977.40 = 526,834,334.80 : x
  2. Step 2: Convert to fraction form
    1,180,876,805.20/1,772,322,977.40 = 526,834,334.80/x
  3. Step 3: Cross multiply
    1,180,876,805.20x = 1,772,322,977.40 × 526,834,334.80
  4. Step 4: Simplify right side
    1,180,876,805.20x = 933,720,596,849,284,480
  5. Step 5: Solve for x
    x = 933,720,596,849,284,480/1,180,876,805.20
  6. Step 6: Final answer
    x = 790,701,106.79

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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.