Home / 786,008,150,320.59-1,076,826,143,448-756,615,099,705.06

Finding the Fourth Proportional to 786,008,150,320.59, 1,076,826,143,448 and 756,615,099,705.06

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Solution

The fourth proportional to 786,008,150,320.59, 1,076,826,143,448 and 756,615,099,705.06 is: 1,036,557,851,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,008,150,320.59 : 1,076,826,143,448 = 756,615,099,705.06 : x
  2. Step 2: Convert to fraction form
    786,008,150,320.59/1,076,826,143,448 = 756,615,099,705.06/x
  3. Step 3: Cross multiply
    786,008,150,320.59x = 1,076,826,143,448 × 756,615,099,705.06
  4. Step 4: Simplify right side
    786,008,150,320.59x = 814,742,919,889,923,780,640,768
  5. Step 5: Solve for x
    x = 814,742,919,889,923,780,640,768/786,008,150,320.59
  6. Step 6: Final answer
    x = 1,036,557,851,922.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.