Home / 837,130,667.40-1,255,696,001.10-254,860,288.20

Finding the Fourth Proportional to 837,130,667.40, 1,255,696,001.10 and 254,860,288.20

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Solution

The fourth proportional to 837,130,667.40, 1,255,696,001.10 and 254,860,288.20 is: 382,290,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,130,667.40 : 1,255,696,001.10 = 254,860,288.20 : x
  2. Step 2: Convert to fraction form
    837,130,667.40/1,255,696,001.10 = 254,860,288.20/x
  3. Step 3: Cross multiply
    837,130,667.40x = 1,255,696,001.10 × 254,860,288.20
  4. Step 4: Simplify right side
    837,130,667.40x = 320,027,044,731,933,504
  5. Step 5: Solve for x
    x = 320,027,044,731,933,504/837,130,667.40
  6. Step 6: Final answer
    x = 382,290,432.30

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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.