Home / 121,996,899.96-183,001,235.34-40,113,965.40

Finding the Fourth Proportional to 121,996,899.96, 183,001,235.34 and 40,113,965.40

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Solution

The fourth proportional to 121,996,899.96, 183,001,235.34 and 40,113,965.40 is: 60,172,883.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,996,899.96 : 183,001,235.34 = 40,113,965.40 : x
  2. Step 2: Convert to fraction form
    121,996,899.96/183,001,235.34 = 40,113,965.40/x
  3. Step 3: Cross multiply
    121,996,899.96x = 183,001,235.34 × 40,113,965.40
  4. Step 4: Simplify right side
    121,996,899.96x = 7,340,905,222,586,017
  5. Step 5: Solve for x
    x = 7,340,905,222,586,017/121,996,899.96
  6. Step 6: Final answer
    x = 60,172,883.29

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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.