Home / 3,880,242,003.60-5,820,363,005.40-1,119,961,069.20

Finding the Fourth Proportional to 3,880,242,003.60, 5,820,363,005.40 and 1,119,961,069.20

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Solution

The fourth proportional to 3,880,242,003.60, 5,820,363,005.40 and 1,119,961,069.20 is: 1,679,941,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,242,003.60 : 5,820,363,005.40 = 1,119,961,069.20 : x
  2. Step 2: Convert to fraction form
    3,880,242,003.60/5,820,363,005.40 = 1,119,961,069.20/x
  3. Step 3: Cross multiply
    3,880,242,003.60x = 5,820,363,005.40 × 1,119,961,069.20
  4. Step 4: Simplify right side
    3,880,242,003.60x = 6,518,579,974,659,909,632
  5. Step 5: Solve for x
    x = 6,518,579,974,659,909,632/3,880,242,003.60
  6. Step 6: Final answer
    x = 1,679,941,603.80

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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.