Home / 968,669,783.60-1,453,004,675.40-917,651,447.60

Finding the Fourth Proportional to 968,669,783.60, 1,453,004,675.40 and 917,651,447.60

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Solution

The fourth proportional to 968,669,783.60, 1,453,004,675.40 and 917,651,447.60 is: 1,376,477,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,669,783.60 : 1,453,004,675.40 = 917,651,447.60 : x
  2. Step 2: Convert to fraction form
    968,669,783.60/1,453,004,675.40 = 917,651,447.60/x
  3. Step 3: Cross multiply
    968,669,783.60x = 1,453,004,675.40 × 917,651,447.60
  4. Step 4: Simplify right side
    968,669,783.60x = 1,333,351,843,750,378,240
  5. Step 5: Solve for x
    x = 1,333,351,843,750,378,240/968,669,783.60
  6. Step 6: Final answer
    x = 1,376,477,171.40

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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.