Home / 203,423,179,619.95-305,134,769,429.93-61,931,477,474.35

Finding the Fourth Proportional to 203,423,179,619.95, 305,134,769,429.93 and 61,931,477,474.35

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Solution

The fourth proportional to 203,423,179,619.95, 305,134,769,429.93 and 61,931,477,474.35 is: 92,897,216,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423,179,619.95 : 305,134,769,429.93 = 61,931,477,474.35 : x
  2. Step 2: Convert to fraction form
    203,423,179,619.95/305,134,769,429.93 = 61,931,477,474.35/x
  3. Step 3: Cross multiply
    203,423,179,619.95x = 305,134,769,429.93 × 61,931,477,474.35
  4. Step 4: Simplify right side
    203,423,179,619.95x = 18,897,447,099,590,690,996,224
  5. Step 5: Solve for x
    x = 18,897,447,099,590,690,996,224/203,423,179,619.95
  6. Step 6: Final answer
    x = 92,897,216,211.53

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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.