Home / 1,928,233,141.16-2,660,990,891.00-1,081,648,127.12

Finding the Fourth Proportional to 1,928,233,141.16, 2,660,990,891.00 and 1,081,648,127.12

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Solution

The fourth proportional to 1,928,233,141.16, 2,660,990,891.00 and 1,081,648,127.12 is: 1,492,690,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,233,141.16 : 2,660,990,891.00 = 1,081,648,127.12 : x
  2. Step 2: Convert to fraction form
    1,928,233,141.16/2,660,990,891.00 = 1,081,648,127.12/x
  3. Step 3: Cross multiply
    1,928,233,141.16x = 2,660,990,891.00 × 1,081,648,127.12
  4. Step 4: Simplify right side
    1,928,233,141.16x = 2,878,255,813,514,817,024
  5. Step 5: Solve for x
    x = 2,878,255,813,514,817,024/1,928,233,141.16
  6. Step 6: Final answer
    x = 1,492,690,770.68

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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.