Home / 1,425,864,273.60-2,138,796,410.40-1,374,208,208.40

Finding the Fourth Proportional to 1,425,864,273.60, 2,138,796,410.40 and 1,374,208,208.40

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Solution

The fourth proportional to 1,425,864,273.60, 2,138,796,410.40 and 1,374,208,208.40 is: 2,061,312,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,864,273.60 : 2,138,796,410.40 = 1,374,208,208.40 : x
  2. Step 2: Convert to fraction form
    1,425,864,273.60/2,138,796,410.40 = 1,374,208,208.40/x
  3. Step 3: Cross multiply
    1,425,864,273.60x = 2,138,796,410.40 × 1,374,208,208.40
  4. Step 4: Simplify right side
    1,425,864,273.60x = 2,939,151,583,268,135,424
  5. Step 5: Solve for x
    x = 2,939,151,583,268,135,424/1,425,864,273.60
  6. Step 6: Final answer
    x = 2,061,312,312.60

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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.