Home / 7,821,156,291.66-10,791,887,202.54-4,606,706,298.60

Finding the Fourth Proportional to 7,821,156,291.66, 10,791,887,202.54 and 4,606,706,298.60

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Solution

The fourth proportional to 7,821,156,291.66, 10,791,887,202.54 and 4,606,706,298.60 is: 6,356,483,989.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821,156,291.66 : 10,791,887,202.54 = 4,606,706,298.60 : x
  2. Step 2: Convert to fraction form
    7,821,156,291.66/10,791,887,202.54 = 4,606,706,298.60/x
  3. Step 3: Cross multiply
    7,821,156,291.66x = 10,791,887,202.54 × 4,606,706,298.60
  4. Step 4: Simplify right side
    7,821,156,291.66x = 49,715,054,749,721,763,840
  5. Step 5: Solve for x
    x = 49,715,054,749,721,763,840/7,821,156,291.66
  6. Step 6: Final answer
    x = 6,356,483,989.81

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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.