Home / 1,365,190,819.47-1,883,949,918.44-738,645,500.07

Finding the Fourth Proportional to 1,365,190,819.47, 1,883,949,918.44 and 738,645,500.07

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Solution

The fourth proportional to 1,365,190,819.47, 1,883,949,918.44 and 738,645,500.07 is: 1,019,323,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,190,819.47 : 1,883,949,918.44 = 738,645,500.07 : x
  2. Step 2: Convert to fraction form
    1,365,190,819.47/1,883,949,918.44 = 738,645,500.07/x
  3. Step 3: Cross multiply
    1,365,190,819.47x = 1,883,949,918.44 × 738,645,500.07
  4. Step 4: Simplify right side
    1,365,190,819.47x = 1,391,571,129,609,256,448
  5. Step 5: Solve for x
    x = 1,391,571,129,609,256,448/1,365,190,819.47
  6. Step 6: Final answer
    x = 1,019,323,533.21

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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.