Home / 837,130,664.40-1,255,695,996.60-254,860,285.20

Finding the Fourth Proportional to 837,130,664.40, 1,255,695,996.60 and 254,860,285.20

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Solution

The fourth proportional to 837,130,664.40, 1,255,695,996.60 and 254,860,285.20 is: 382,290,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,130,664.40 : 1,255,695,996.60 = 254,860,285.20 : x
  2. Step 2: Convert to fraction form
    837,130,664.40/1,255,695,996.60 = 254,860,285.20/x
  3. Step 3: Cross multiply
    837,130,664.40x = 1,255,695,996.60 × 254,860,285.20
  4. Step 4: Simplify right side
    837,130,664.40x = 320,027,039,817,974,208
  5. Step 5: Solve for x
    x = 320,027,039,817,974,208/837,130,664.40
  6. Step 6: Final answer
    x = 382,290,427.80

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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.