Home / 1,535,476,388.40-2,118,951,033.57-830,626,632.36

Finding the Fourth Proportional to 1,535,476,388.40, 2,118,951,033.57 and 830,626,632.36

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Solution

The fourth proportional to 1,535,476,388.40, 2,118,951,033.57 and 830,626,632.36 is: 1,146,261,300.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,476,388.40 : 2,118,951,033.57 = 830,626,632.36 : x
  2. Step 2: Convert to fraction form
    1,535,476,388.40/2,118,951,033.57 = 830,626,632.36/x
  3. Step 3: Cross multiply
    1,535,476,388.40x = 2,118,951,033.57 × 830,626,632.36
  4. Step 4: Simplify right side
    1,535,476,388.40x = 1,760,057,161,149,990,400
  5. Step 5: Solve for x
    x = 1,760,057,161,149,990,400/1,535,476,388.40
  6. Step 6: Final answer
    x = 1,146,261,300.04

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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.