Home / 2,142,582,018.84-2,956,751,303.04-1,202,784,412.32

Finding the Fourth Proportional to 2,142,582,018.84, 2,956,751,303.04 and 1,202,784,412.32

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Solution

The fourth proportional to 2,142,582,018.84, 2,956,751,303.04 and 1,202,784,412.32 is: 1,659,835,818.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,582,018.84 : 2,956,751,303.04 = 1,202,784,412.32 : x
  2. Step 2: Convert to fraction form
    2,142,582,018.84/2,956,751,303.04 = 1,202,784,412.32/x
  3. Step 3: Cross multiply
    2,142,582,018.84x = 2,956,751,303.04 × 1,202,784,412.32
  4. Step 4: Simplify right side
    2,142,582,018.84x = 3,556,334,378,403,360,256
  5. Step 5: Solve for x
    x = 3,556,334,378,403,360,256/2,142,582,018.84
  6. Step 6: Final answer
    x = 1,659,835,818.25

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Why These Related Problems?

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