Home / 76,032,000.30-114,048,000.45-45,798,912.30

Finding the Fourth Proportional to 76,032,000.30, 114,048,000.45 and 45,798,912.30

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Solution

The fourth proportional to 76,032,000.30, 114,048,000.45 and 45,798,912.30 is: 68,698,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032,000.30 : 114,048,000.45 = 45,798,912.30 : x
  2. Step 2: Convert to fraction form
    76,032,000.30/114,048,000.45 = 45,798,912.30/x
  3. Step 3: Cross multiply
    76,032,000.30x = 114,048,000.45 × 45,798,912.30
  4. Step 4: Simplify right side
    76,032,000.30x = 5,223,274,370,599,910
  5. Step 5: Solve for x
    x = 5,223,274,370,599,910/76,032,000.30
  6. Step 6: Final answer
    x = 68,698,368.45

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1.5x scale

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.