Home / 3,880,242,000.85-5,820,363,001.28-1,119,961,066.45

Finding the Fourth Proportional to 3,880,242,000.85, 5,820,363,001.28 and 1,119,961,066.45

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Solution

The fourth proportional to 3,880,242,000.85, 5,820,363,001.28 and 1,119,961,066.45 is: 1,679,941,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,242,000.85 : 5,820,363,001.28 = 1,119,961,066.45 : x
  2. Step 2: Convert to fraction form
    3,880,242,000.85/5,820,363,001.28 = 1,119,961,066.45/x
  3. Step 3: Cross multiply
    3,880,242,000.85x = 5,820,363,001.28 × 1,119,961,066.45
  4. Step 4: Simplify right side
    3,880,242,000.85x = 6,518,579,954,034,071,552
  5. Step 5: Solve for x
    x = 6,518,579,954,034,071,552/3,880,242,000.85
  6. Step 6: Final answer
    x = 1,679,941,599.68

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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.