Home / 1,451,570,447.40-2,177,355,671.10-531,476,802.60

Finding the Fourth Proportional to 1,451,570,447.40, 2,177,355,671.10 and 531,476,802.60

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Solution

The fourth proportional to 1,451,570,447.40, 2,177,355,671.10 and 531,476,802.60 is: 797,215,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,570,447.40 : 2,177,355,671.10 = 531,476,802.60 : x
  2. Step 2: Convert to fraction form
    1,451,570,447.40/2,177,355,671.10 = 531,476,802.60/x
  3. Step 3: Cross multiply
    1,451,570,447.40x = 2,177,355,671.10 × 531,476,802.60
  4. Step 4: Simplify right side
    1,451,570,447.40x = 1,157,214,030,199,205,120
  5. Step 5: Solve for x
    x = 1,157,214,030,199,205,120/1,451,570,447.40
  6. Step 6: Final answer
    x = 797,215,203.90

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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.