Home / 1,539,653,031.20-2,309,479,546.80-1,509,042,029.60

Finding the Fourth Proportional to 1,539,653,031.20, 2,309,479,546.80 and 1,509,042,029.60

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Solution

The fourth proportional to 1,539,653,031.20, 2,309,479,546.80 and 1,509,042,029.60 is: 2,263,563,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,653,031.20 : 2,309,479,546.80 = 1,509,042,029.60 : x
  2. Step 2: Convert to fraction form
    1,539,653,031.20/2,309,479,546.80 = 1,509,042,029.60/x
  3. Step 3: Cross multiply
    1,539,653,031.20x = 2,309,479,546.80 × 1,509,042,029.60
  4. Step 4: Simplify right side
    1,539,653,031.20x = 3,485,101,702,622,760,448
  5. Step 5: Solve for x
    x = 3,485,101,702,622,760,448/1,539,653,031.20
  6. Step 6: Final answer
    x = 2,263,563,044.40

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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.