Home / 76,032,003.10-114,048,004.65-42,019,779.10

Finding the Fourth Proportional to 76,032,003.10, 114,048,004.65 and 42,019,779.10

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Solution

The fourth proportional to 76,032,003.10, 114,048,004.65 and 42,019,779.10 is: 63,029,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032,003.10 : 114,048,004.65 = 42,019,779.10 : x
  2. Step 2: Convert to fraction form
    76,032,003.10/114,048,004.65 = 42,019,779.10/x
  3. Step 3: Cross multiply
    76,032,003.10x = 114,048,004.65 × 42,019,779.10
  4. Step 4: Simplify right side
    76,032,003.10x = 4,792,271,962,188,773
  5. Step 5: Solve for x
    x = 4,792,271,962,188,773/76,032,003.10
  6. Step 6: Final answer
    x = 63,029,668.65

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Double scale
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Similar ratio
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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.