Home / 1,259,714,663.40-1,889,571,995.10-708,716,634.60

Finding the Fourth Proportional to 1,259,714,663.40, 1,889,571,995.10 and 708,716,634.60

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Solution

The fourth proportional to 1,259,714,663.40, 1,889,571,995.10 and 708,716,634.60 is: 1,063,074,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,714,663.40 : 1,889,571,995.10 = 708,716,634.60 : x
  2. Step 2: Convert to fraction form
    1,259,714,663.40/1,889,571,995.10 = 708,716,634.60/x
  3. Step 3: Cross multiply
    1,259,714,663.40x = 1,889,571,995.10 × 708,716,634.60
  4. Step 4: Simplify right side
    1,259,714,663.40x = 1,339,171,105,201,679,616
  5. Step 5: Solve for x
    x = 1,339,171,105,201,679,616/1,259,714,663.40
  6. Step 6: Final answer
    x = 1,063,074,951.90

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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.