Home / 1,709,275,411.20-2,563,913,116.80-1,691,135,558.40

Finding the Fourth Proportional to 1,709,275,411.20, 2,563,913,116.80 and 1,691,135,558.40

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Solution

The fourth proportional to 1,709,275,411.20, 2,563,913,116.80 and 1,691,135,558.40 is: 2,536,703,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,275,411.20 : 2,563,913,116.80 = 1,691,135,558.40 : x
  2. Step 2: Convert to fraction form
    1,709,275,411.20/2,563,913,116.80 = 1,691,135,558.40/x
  3. Step 3: Cross multiply
    1,709,275,411.20x = 2,563,913,116.80 × 1,691,135,558.40
  4. Step 4: Simplify right side
    1,709,275,411.20x = 4,335,924,640,468,653,056
  5. Step 5: Solve for x
    x = 4,335,924,640,468,653,056/1,709,275,411.20
  6. Step 6: Final answer
    x = 2,536,703,337.60

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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.