Home / 1,918,586,361.86-2,878,154,069.20-590,726,752.55

Finding the Fourth Proportional to 1,918,586,361.86, 2,878,154,069.20 and 590,726,752.55

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Solution

The fourth proportional to 1,918,586,361.86, 2,878,154,069.20 and 590,726,752.55 is: 886,174,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,586,361.86 : 2,878,154,069.20 = 590,726,752.55 : x
  2. Step 2: Convert to fraction form
    1,918,586,361.86/2,878,154,069.20 = 590,726,752.55/x
  3. Step 3: Cross multiply
    1,918,586,361.86x = 2,878,154,069.20 × 590,726,752.55
  4. Step 4: Simplify right side
    1,918,586,361.86x = 1,700,202,606,621,216,512
  5. Step 5: Solve for x
    x = 1,700,202,606,621,216,512/1,918,586,361.86
  6. Step 6: Final answer
    x = 886,174,654.64

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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.