Home / 916,396,412.16-1,264,893,533.96-598,904,418.88

Finding the Fourth Proportional to 916,396,412.16, 1,264,893,533.96 and 598,904,418.88

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Solution

The fourth proportional to 916,396,412.16, 1,264,893,533.96 and 598,904,418.88 is: 826,662,257.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,396,412.16 : 1,264,893,533.96 = 598,904,418.88 : x
  2. Step 2: Convert to fraction form
    916,396,412.16/1,264,893,533.96 = 598,904,418.88/x
  3. Step 3: Cross multiply
    916,396,412.16x = 1,264,893,533.96 × 598,904,418.88
  4. Step 4: Simplify right side
    916,396,412.16x = 757,550,326,901,383,424
  5. Step 5: Solve for x
    x = 757,550,326,901,383,424/916,396,412.16
  6. Step 6: Final answer
    x = 826,662,257.57

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1.5x scale

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.