Home / 527,638,008,002.55-791,457,012,003.90-527,638,008,002.55

Finding the Fourth Proportional to 527,638,008,002.55, 791,457,012,003.90 and 527,638,008,002.55

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Solution

The fourth proportional to 527,638,008,002.55, 791,457,012,003.90 and 527,638,008,002.55 is: 791,457,012,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,638,008,002.55 : 791,457,012,003.90 = 527,638,008,002.55 : x
  2. Step 2: Convert to fraction form
    527,638,008,002.55/791,457,012,003.90 = 527,638,008,002.55/x
  3. Step 3: Cross multiply
    527,638,008,002.55x = 791,457,012,003.90 × 527,638,008,002.55
  4. Step 4: Simplify right side
    527,638,008,002.55x = 417,602,801,233,388,105,629,696
  5. Step 5: Solve for x
    x = 417,602,801,233,388,105,629,696/527,638,008,002.55
  6. Step 6: Final answer
    x = 791,457,012,003.90

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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.