Home / 1,494,778,659.84-2,242,168,128-445,533,120

Finding the Fourth Proportional to 1,494,778,659.84, 2,242,168,128 and 445,533,120

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Solution

The fourth proportional to 1,494,778,659.84, 2,242,168,128 and 445,533,120 is: 668,299,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,778,659.84 : 2,242,168,128 = 445,533,120 : x
  2. Step 2: Convert to fraction form
    1,494,778,659.84/2,242,168,128 = 445,533,120/x
  3. Step 3: Cross multiply
    1,494,778,659.84x = 2,242,168,128 × 445,533,120
  4. Step 4: Simplify right side
    1,494,778,659.84x = 998,960,161,632,399,360
  5. Step 5: Solve for x
    x = 998,960,161,632,399,360/1,494,778,659.84
  6. Step 6: Final answer
    x = 668,299,721.20

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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.