Home / 82,047,491,030.85-123,113,309,014.12-39,588,598,498.66

Finding the Fourth Proportional to 82,047,491,030.85, 123,113,309,014.12 and 39,588,598,498.66

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Solution

The fourth proportional to 82,047,491,030.85, 123,113,309,014.12 and 39,588,598,498.66 is: 59,403,198,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,047,491,030.85 : 123,113,309,014.12 = 39,588,598,498.66 : x
  2. Step 2: Convert to fraction form
    82,047,491,030.85/123,113,309,014.12 = 39,588,598,498.66/x
  3. Step 3: Cross multiply
    82,047,491,030.85x = 123,113,309,014.12 × 39,588,598,498.66
  4. Step 4: Simplify right side
    82,047,491,030.85x = 4,873,883,360,401,455,841,280
  5. Step 5: Solve for x
    x = 4,873,883,360,401,455,841,280/82,047,491,030.85
  6. Step 6: Final answer
    x = 59,403,198,064.51

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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.