Home / 650,395,891,091-897,570,552,512.55-390,015,992,663.34

Finding the Fourth Proportional to 650,395,891,091, 897,570,552,512.55 and 390,015,992,663.34

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Solution

The fourth proportional to 650,395,891,091, 897,570,552,512.55 and 390,015,992,663.34 is: 538,236,595,308.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,395,891,091 : 897,570,552,512.55 = 390,015,992,663.34 : x
  2. Step 2: Convert to fraction form
    650,395,891,091/897,570,552,512.55 = 390,015,992,663.34/x
  3. Step 3: Cross multiply
    650,395,891,091x = 897,570,552,512.55 × 390,015,992,663.34
  4. Step 4: Simplify right side
    650,395,891,091x = 350,066,870,023,564,789,022,720
  5. Step 5: Solve for x
    x = 350,066,870,023,564,789,022,720/650,395,891,091
  6. Step 6: Final answer
    x = 538,236,595,308.67

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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.