Home / 38,308,002.30-57,462,003.45-30,749,730.30

Finding the Fourth Proportional to 38,308,002.30, 57,462,003.45 and 30,749,730.30

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Solution

The fourth proportional to 38,308,002.30, 57,462,003.45 and 30,749,730.30 is: 46,124,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,308,002.30 : 57,462,003.45 = 30,749,730.30 : x
  2. Step 2: Convert to fraction form
    38,308,002.30/57,462,003.45 = 30,749,730.30/x
  3. Step 3: Cross multiply
    38,308,002.30x = 57,462,003.45 × 30,749,730.30
  4. Step 4: Simplify right side
    38,308,002.30x = 1,766,941,108,585,169.75
  5. Step 5: Solve for x
    x = 1,766,941,108,585,169.75/38,308,002.30
  6. Step 6: Final answer
    x = 46,124,595.45

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Half scale
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Double scale
Find fourth proportional to 38,308,003.30, 57,462,004.95 and 30,749,731.30
Similar ratio
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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.