Home / 161,709,113.94-223,158,577.55-92,100,971.76

Finding the Fourth Proportional to 161,709,113.94, 223,158,577.55 and 92,100,971.76

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Solution

The fourth proportional to 161,709,113.94, 223,158,577.55 and 92,100,971.76 is: 127,099,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,709,113.94 : 223,158,577.55 = 92,100,971.76 : x
  2. Step 2: Convert to fraction form
    161,709,113.94/223,158,577.55 = 92,100,971.76/x
  3. Step 3: Cross multiply
    161,709,113.94x = 223,158,577.55 × 92,100,971.76
  4. Step 4: Simplify right side
    161,709,113.94x = 20,553,121,848,473,816
  5. Step 5: Solve for x
    x = 20,553,121,848,473,816/161,709,113.94
  6. Step 6: Final answer
    x = 127,099,341.20

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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.