Home / 203,423,179,631.76-305,134,769,447.64-61,931,477,486.17

Finding the Fourth Proportional to 203,423,179,631.76, 305,134,769,447.64 and 61,931,477,486.17

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Solution

The fourth proportional to 203,423,179,631.76, 305,134,769,447.64 and 61,931,477,486.17 is: 92,897,216,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423,179,631.76 : 305,134,769,447.64 = 61,931,477,486.17 : x
  2. Step 2: Convert to fraction form
    203,423,179,631.76/305,134,769,447.64 = 61,931,477,486.17/x
  3. Step 3: Cross multiply
    203,423,179,631.76x = 305,134,769,447.64 × 61,931,477,486.17
  4. Step 4: Simplify right side
    203,423,179,631.76x = 18,897,447,104,294,191,890,432
  5. Step 5: Solve for x
    x = 18,897,447,104,294,191,890,432/203,423,179,631.76
  6. Step 6: Final answer
    x = 92,897,216,229.26

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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.