Home / 1,477,307,334.84-2,216,571,437.70-647,831,772.60

Finding the Fourth Proportional to 1,477,307,334.84, 2,216,571,437.70 and 647,831,772.60

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Solution

The fourth proportional to 1,477,307,334.84, 2,216,571,437.70 and 647,831,772.60 is: 972,015,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,307,334.84 : 2,216,571,437.70 = 647,831,772.60 : x
  2. Step 2: Convert to fraction form
    1,477,307,334.84/2,216,571,437.70 = 647,831,772.60/x
  3. Step 3: Cross multiply
    1,477,307,334.84x = 2,216,571,437.70 × 647,831,772.60
  4. Step 4: Simplify right side
    1,477,307,334.84x = 1,435,965,403,579,721,472
  5. Step 5: Solve for x
    x = 1,435,965,403,579,721,472/1,477,307,334.84
  6. Step 6: Final answer
    x = 972,015,348.27

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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.