Home / 1,577,265,153.03-2,365,831,947.96-412,707,860.91

Finding the Fourth Proportional to 1,577,265,153.03, 2,365,831,947.96 and 412,707,860.91

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Solution

The fourth proportional to 1,577,265,153.03, 2,365,831,947.96 and 412,707,860.91 is: 619,044,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,265,153.03 : 2,365,831,947.96 = 412,707,860.91 : x
  2. Step 2: Convert to fraction form
    1,577,265,153.03/2,365,831,947.96 = 412,707,860.91/x
  3. Step 3: Cross multiply
    1,577,265,153.03x = 2,365,831,947.96 × 412,707,860.91
  4. Step 4: Simplify right side
    1,577,265,153.03x = 976,397,442,515,110,144
  5. Step 5: Solve for x
    x = 976,397,442,515,110,144/1,577,265,153.03
  6. Step 6: Final answer
    x = 619,044,578.93

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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.