Home / 837,130,693.40-1,255,696,040.10-254,860,314.20

Finding the Fourth Proportional to 837,130,693.40, 1,255,696,040.10 and 254,860,314.20

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Solution

The fourth proportional to 837,130,693.40, 1,255,696,040.10 and 254,860,314.20 is: 382,290,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,130,693.40 : 1,255,696,040.10 = 254,860,314.20 : x
  2. Step 2: Convert to fraction form
    837,130,693.40/1,255,696,040.10 = 254,860,314.20/x
  3. Step 3: Cross multiply
    837,130,693.40x = 1,255,696,040.10 × 254,860,314.20
  4. Step 4: Simplify right side
    837,130,693.40x = 320,027,087,319,581,760
  5. Step 5: Solve for x
    x = 320,027,087,319,581,760/837,130,693.40
  6. Step 6: Final answer
    x = 382,290,471.30

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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.