Home / 1,405,068,705.36-2,107,411,736.04-369,842,896.08

Finding the Fourth Proportional to 1,405,068,705.36, 2,107,411,736.04 and 369,842,896.08

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Solution

The fourth proportional to 1,405,068,705.36, 2,107,411,736.04 and 369,842,896.08 is: 554,713,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,068,705.36 : 2,107,411,736.04 = 369,842,896.08 : x
  2. Step 2: Convert to fraction form
    1,405,068,705.36/2,107,411,736.04 = 369,842,896.08/x
  3. Step 3: Cross multiply
    1,405,068,705.36x = 2,107,411,736.04 × 369,842,896.08
  4. Step 4: Simplify right side
    1,405,068,705.36x = 779,411,259,690,014,080
  5. Step 5: Solve for x
    x = 779,411,259,690,014,080/1,405,068,705.36
  6. Step 6: Final answer
    x = 554,713,984.25

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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.