Home / 1,643,608,560.64-2,465,378,299.80-400,045,962.32

Finding the Fourth Proportional to 1,643,608,560.64, 2,465,378,299.80 and 400,045,962.32

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Solution

The fourth proportional to 1,643,608,560.64, 2,465,378,299.80 and 400,045,962.32 is: 600,060,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,608,560.64 : 2,465,378,299.80 = 400,045,962.32 : x
  2. Step 2: Convert to fraction form
    1,643,608,560.64/2,465,378,299.80 = 400,045,962.32/x
  3. Step 3: Cross multiply
    1,643,608,560.64x = 2,465,378,299.80 × 400,045,962.32
  4. Step 4: Simplify right side
    1,643,608,560.64x = 986,264,634,426,336,512
  5. Step 5: Solve for x
    x = 986,264,634,426,336,512/1,643,608,560.64
  6. Step 6: Final answer
    x = 600,060,536.34

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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.