Home / 916,396,410.16-1,264,893,531.20-598,904,416.88

Finding the Fourth Proportional to 916,396,410.16, 1,264,893,531.20 and 598,904,416.88

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Solution

The fourth proportional to 916,396,410.16, 1,264,893,531.20 and 598,904,416.88 is: 826,662,254.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,396,410.16 : 1,264,893,531.20 = 598,904,416.88 : x
  2. Step 2: Convert to fraction form
    916,396,410.16/1,264,893,531.20 = 598,904,416.88/x
  3. Step 3: Cross multiply
    916,396,410.16x = 1,264,893,531.20 × 598,904,416.88
  4. Step 4: Simplify right side
    916,396,410.16x = 757,550,322,718,620,160
  5. Step 5: Solve for x
    x = 757,550,322,718,620,160/916,396,410.16
  6. Step 6: Final answer
    x = 826,662,254.81

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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.