Home / 76,477,732.53-114,750,502.76-40,077,468.55

Finding the Fourth Proportional to 76,477,732.53, 114,750,502.76 and 40,077,468.55

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Solution

The fourth proportional to 76,477,732.53, 114,750,502.76 and 40,077,468.55 is: 60,133,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,477,732.53 : 114,750,502.76 = 40,077,468.55 : x
  2. Step 2: Convert to fraction form
    76,477,732.53/114,750,502.76 = 40,077,468.55/x
  3. Step 3: Cross multiply
    76,477,732.53x = 114,750,502.76 × 40,077,468.55
  4. Step 4: Simplify right side
    76,477,732.53x = 4,598,909,665,460,588
  5. Step 5: Solve for x
    x = 4,598,909,665,460,588/76,477,732.53
  6. Step 6: Final answer
    x = 60,133,969.89

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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.