Home / 907,848,037.20-1,361,772,055.80-448,683,013.20

Finding the Fourth Proportional to 907,848,037.20, 1,361,772,055.80 and 448,683,013.20

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Solution

The fourth proportional to 907,848,037.20, 1,361,772,055.80 and 448,683,013.20 is: 673,024,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,848,037.20 : 1,361,772,055.80 = 448,683,013.20 : x
  2. Step 2: Convert to fraction form
    907,848,037.20/1,361,772,055.80 = 448,683,013.20/x
  3. Step 3: Cross multiply
    907,848,037.20x = 1,361,772,055.80 × 448,683,013.20
  4. Step 4: Simplify right side
    907,848,037.20x = 611,003,989,287,902,464
  5. Step 5: Solve for x
    x = 611,003,989,287,902,464/907,848,037.20
  6. Step 6: Final answer
    x = 673,024,519.80

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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.