Home / 161,140,063,070.17-222,373,978,376.98-87,897,889,899.46

Finding the Fourth Proportional to 161,140,063,070.17, 222,373,978,376.98 and 87,897,889,899.46

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Solution

The fourth proportional to 161,140,063,070.17, 222,373,978,376.98 and 87,897,889,899.46 is: 121,299,465,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,140,063,070.17 : 222,373,978,376.98 = 87,897,889,899.46 : x
  2. Step 2: Convert to fraction form
    161,140,063,070.17/222,373,978,376.98 = 87,897,889,899.46/x
  3. Step 3: Cross multiply
    161,140,063,070.17x = 222,373,978,376.98 × 87,897,889,899.46
  4. Step 4: Simplify right side
    161,140,063,070.17x = 19,546,203,467,884,689,096,704
  5. Step 5: Solve for x
    x = 19,546,203,467,884,689,096,704/161,140,063,070.17
  6. Step 6: Final answer
    x = 121,299,465,170.08

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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.