Home / 76,309,082.61-114,501,483.33-30,249,978.09

Finding the Fourth Proportional to 76,309,082.61, 114,501,483.33 and 30,249,978.09

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Solution

The fourth proportional to 76,309,082.61, 114,501,483.33 and 30,249,978.09 is: 45,389,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,309,082.61 : 114,501,483.33 = 30,249,978.09 : x
  2. Step 2: Convert to fraction form
    76,309,082.61/114,501,483.33 = 30,249,978.09/x
  3. Step 3: Cross multiply
    76,309,082.61x = 114,501,483.33 × 30,249,978.09
  4. Step 4: Simplify right side
    76,309,082.61x = 3,463,667,362,005,000
  5. Step 5: Solve for x
    x = 3,463,667,362,005,000/76,309,082.61
  6. Step 6: Final answer
    x = 45,389,975.13

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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.