Home / 2,681,004,819.90-4,021,507,229.85-742,308,051.90

Finding the Fourth Proportional to 2,681,004,819.90, 4,021,507,229.85 and 742,308,051.90

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Solution

The fourth proportional to 2,681,004,819.90, 4,021,507,229.85 and 742,308,051.90 is: 1,113,462,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,004,819.90 : 4,021,507,229.85 = 742,308,051.90 : x
  2. Step 2: Convert to fraction form
    2,681,004,819.90/4,021,507,229.85 = 742,308,051.90/x
  3. Step 3: Cross multiply
    2,681,004,819.90x = 4,021,507,229.85 × 742,308,051.90
  4. Step 4: Simplify right side
    2,681,004,819.90x = 2,985,197,197,491,718,656
  5. Step 5: Solve for x
    x = 2,985,197,197,491,718,656/2,681,004,819.90
  6. Step 6: Final answer
    x = 1,113,462,077.85

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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.