Home / 2,978,457,773.04-4,110,221,580.90-1,640,472,459.84

Finding the Fourth Proportional to 2,978,457,773.04, 4,110,221,580.90 and 1,640,472,459.84

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Solution

The fourth proportional to 2,978,457,773.04, 4,110,221,580.90 and 1,640,472,459.84 is: 2,263,824,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,457,773.04 : 4,110,221,580.90 = 1,640,472,459.84 : x
  2. Step 2: Convert to fraction form
    2,978,457,773.04/4,110,221,580.90 = 1,640,472,459.84/x
  3. Step 3: Cross multiply
    2,978,457,773.04x = 4,110,221,580.90 × 1,640,472,459.84
  4. Step 4: Simplify right side
    2,978,457,773.04x = 6,742,705,307,306,476,544
  5. Step 5: Solve for x
    x = 6,742,705,307,306,476,544/2,978,457,773.04
  6. Step 6: Final answer
    x = 2,263,824,375.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.