Home / 127,185,430,039.68-175,515,921,091.20-69,313,823,568.72

Finding the Fourth Proportional to 127,185,430,039.68, 175,515,921,091.20 and 69,313,823,568.72

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Solution

The fourth proportional to 127,185,430,039.68, 175,515,921,091.20 and 69,313,823,568.72 is: 95,653,091,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,185,430,039.68 : 175,515,921,091.20 = 69,313,823,568.72 : x
  2. Step 2: Convert to fraction form
    127,185,430,039.68/175,515,921,091.20 = 69,313,823,568.72/x
  3. Step 3: Cross multiply
    127,185,430,039.68x = 175,515,921,091.20 × 69,313,823,568.72
  4. Step 4: Simplify right side
    127,185,430,039.68x = 12,165,679,588,016,820,060,160
  5. Step 5: Solve for x
    x = 12,165,679,588,016,820,060,160/127,185,430,039.68
  6. Step 6: Final answer
    x = 95,653,091,586.21

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Double scale
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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.