Home / 1,110,731,897,100.80-1,532,687,460,749.60-622,890,443,455.56

Finding the Fourth Proportional to 1,110,731,897,100.80, 1,532,687,460,749.60 and 622,890,443,455.56

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Solution

The fourth proportional to 1,110,731,897,100.80, 1,532,687,460,749.60 and 622,890,443,455.56 is: 859,520,082,746.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,731,897,100.80 : 1,532,687,460,749.60 = 622,890,443,455.56 : x
  2. Step 2: Convert to fraction form
    1,110,731,897,100.80/1,532,687,460,749.60 = 622,890,443,455.56/x
  3. Step 3: Cross multiply
    1,110,731,897,100.80x = 1,532,687,460,749.60 × 622,890,443,455.56
  4. Step 4: Simplify right side
    1,110,731,897,100.80x = 954,696,372,105,094,753,157,120
  5. Step 5: Solve for x
    x = 954,696,372,105,094,753,157,120/1,110,731,897,100.80
  6. Step 6: Final answer
    x = 859,520,082,746.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.