Home / 66,961,566,209.70-100,442,349,314.55-27,186,396,005.70

Finding the Fourth Proportional to 66,961,566,209.70, 100,442,349,314.55 and 27,186,396,005.70

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Solution

The fourth proportional to 66,961,566,209.70, 100,442,349,314.55 and 27,186,396,005.70 is: 40,779,594,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,961,566,209.70 : 100,442,349,314.55 = 27,186,396,005.70 : x
  2. Step 2: Convert to fraction form
    66,961,566,209.70/100,442,349,314.55 = 27,186,396,005.70/x
  3. Step 3: Cross multiply
    66,961,566,209.70x = 100,442,349,314.55 × 27,186,396,005.70
  4. Step 4: Simplify right side
    66,961,566,209.70x = 2,730,665,484,208,206,512,128
  5. Step 5: Solve for x
    x = 2,730,665,484,208,206,512,128/66,961,566,209.70
  6. Step 6: Final answer
    x = 40,779,594,008.55

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Double scale
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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.