Home / 51,222,250.30-76,885,315.30-45,423,649.46

Finding the Fourth Proportional to 51,222,250.30, 76,885,315.30 and 45,423,649.46

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Solution

The fourth proportional to 51,222,250.30, 76,885,315.30 and 45,423,649.46 is: 68,181,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,250.30 : 76,885,315.30 = 45,423,649.46 : x
  2. Step 2: Convert to fraction form
    51,222,250.30/76,885,315.30 = 45,423,649.46/x
  3. Step 3: Cross multiply
    51,222,250.30x = 76,885,315.30 × 45,423,649.46
  4. Step 4: Simplify right side
    51,222,250.30x = 3,492,411,610,808,774.50
  5. Step 5: Solve for x
    x = 3,492,411,610,808,774.50/51,222,250.30
  6. Step 6: Final answer
    x = 68,181,534.20

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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.