Home / 74,984,770.80-112,485,904.20-23,871,956.40

Finding the Fourth Proportional to 74,984,770.80, 112,485,904.20 and 23,871,956.40

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Solution

The fourth proportional to 74,984,770.80, 112,485,904.20 and 23,871,956.40 is: 35,810,719.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,984,770.80 : 112,485,904.20 = 23,871,956.40 : x
  2. Step 2: Convert to fraction form
    74,984,770.80/112,485,904.20 = 23,871,956.40/x
  3. Step 3: Cross multiply
    74,984,770.80x = 112,485,904.20 × 23,871,956.40
  4. Step 4: Simplify right side
    74,984,770.80x = 2,685,258,600,676,977
  5. Step 5: Solve for x
    x = 2,685,258,600,676,977/74,984,770.80
  6. Step 6: Final answer
    x = 35,810,719.59

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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.