Home / 66,765,160,101.60-100,147,740,152.40-66,300,255,514.80

Finding the Fourth Proportional to 66,765,160,101.60, 100,147,740,152.40 and 66,300,255,514.80

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Solution

The fourth proportional to 66,765,160,101.60, 100,147,740,152.40 and 66,300,255,514.80 is: 99,450,383,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,765,160,101.60 : 100,147,740,152.40 = 66,300,255,514.80 : x
  2. Step 2: Convert to fraction form
    66,765,160,101.60/100,147,740,152.40 = 66,300,255,514.80/x
  3. Step 3: Cross multiply
    66,765,160,101.60x = 100,147,740,152.40 × 66,300,255,514.80
  4. Step 4: Simplify right side
    66,765,160,101.60x = 6,639,820,761,333,915,189,248
  5. Step 5: Solve for x
    x = 6,639,820,761,333,915,189,248/66,765,160,101.60
  6. Step 6: Final answer
    x = 99,450,383,272.20

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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.