Home / 1,758,877,791.62-2,638,407,491.73-448,791,308.42

Finding the Fourth Proportional to 1,758,877,791.62, 2,638,407,491.73 and 448,791,308.42

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Solution

The fourth proportional to 1,758,877,791.62, 2,638,407,491.73 and 448,791,308.42 is: 673,210,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,877,791.62 : 2,638,407,491.73 = 448,791,308.42 : x
  2. Step 2: Convert to fraction form
    1,758,877,791.62/2,638,407,491.73 = 448,791,308.42/x
  3. Step 3: Cross multiply
    1,758,877,791.62x = 2,638,407,491.73 × 448,791,308.42
  4. Step 4: Simplify right side
    1,758,877,791.62x = 1,184,094,350,345,445,120
  5. Step 5: Solve for x
    x = 1,184,094,350,345,445,120/1,758,877,791.62
  6. Step 6: Final answer
    x = 673,210,132.05

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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.