Home / 382,584,153,775.41-573,878,375,852.74-127,612,837,547.57

Finding the Fourth Proportional to 382,584,153,775.41, 573,878,375,852.74 and 127,612,837,547.57

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Solution

The fourth proportional to 382,584,153,775.41, 573,878,375,852.74 and 127,612,837,547.57 is: 191,419,971,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,584,153,775.41 : 573,878,375,852.74 = 127,612,837,547.57 : x
  2. Step 2: Convert to fraction form
    382,584,153,775.41/573,878,375,852.74 = 127,612,837,547.57/x
  3. Step 3: Cross multiply
    382,584,153,775.41x = 573,878,375,852.74 × 127,612,837,547.57
  4. Step 4: Simplify right side
    382,584,153,775.41x = 73,234,247,949,759,027,347,456
  5. Step 5: Solve for x
    x = 73,234,247,949,759,027,347,456/382,584,153,775.41
  6. Step 6: Final answer
    x = 191,419,971,859.97

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1.5x scale

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.