Home / 75,578,830.40-113,368,245.60-49,600,769.60

Finding the Fourth Proportional to 75,578,830.40, 113,368,245.60 and 49,600,769.60

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Solution

The fourth proportional to 75,578,830.40, 113,368,245.60 and 49,600,769.60 is: 74,401,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,578,830.40 : 113,368,245.60 = 49,600,769.60 : x
  2. Step 2: Convert to fraction form
    75,578,830.40/113,368,245.60 = 49,600,769.60/x
  3. Step 3: Cross multiply
    75,578,830.40x = 113,368,245.60 × 49,600,769.60
  4. Step 4: Simplify right side
    75,578,830.40x = 5,623,152,229,961,814
  5. Step 5: Solve for x
    x = 5,623,152,229,961,814/75,578,830.40
  6. Step 6: Final answer
    x = 74,401,154.40

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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.