Home / 94,780,638.12-142,154,699.94-30,070,019.64

Finding the Fourth Proportional to 94,780,638.12, 142,154,699.94 and 30,070,019.64

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Solution

The fourth proportional to 94,780,638.12, 142,154,699.94 and 30,070,019.64 is: 45,099,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,780,638.12 : 142,154,699.94 = 30,070,019.64 : x
  2. Step 2: Convert to fraction form
    94,780,638.12/142,154,699.94 = 30,070,019.64/x
  3. Step 3: Cross multiply
    94,780,638.12x = 142,154,699.94 × 30,070,019.64
  4. Step 4: Simplify right side
    94,780,638.12x = 4,274,594,619,114,107
  5. Step 5: Solve for x
    x = 4,274,594,619,114,107/94,780,638.12
  6. Step 6: Final answer
    x = 45,099,871.70

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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.