Home / 1,487,633,292.05-2,052,872,295.75-809,453,043.20

Finding the Fourth Proportional to 1,487,633,292.05, 2,052,872,295.75 and 809,453,043.20

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Solution

The fourth proportional to 1,487,633,292.05, 2,052,872,295.75 and 809,453,043.20 is: 1,117,011,656.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,633,292.05 : 2,052,872,295.75 = 809,453,043.20 : x
  2. Step 2: Convert to fraction form
    1,487,633,292.05/2,052,872,295.75 = 809,453,043.20/x
  3. Step 3: Cross multiply
    1,487,633,292.05x = 2,052,872,295.75 × 809,453,043.20
  4. Step 4: Simplify right side
    1,487,633,292.05x = 1,661,703,727,095,808,000
  5. Step 5: Solve for x
    x = 1,661,703,727,095,808,000/1,487,633,292.05
  6. Step 6: Final answer
    x = 1,117,011,656.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.