Home / 852,929,997.30-1,177,225,245.81-585,371,834.10

Finding the Fourth Proportional to 852,929,997.30, 1,177,225,245.81 and 585,371,834.10

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Solution

The fourth proportional to 852,929,997.30, 1,177,225,245.81 and 585,371,834.10 is: 807,937,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,929,997.30 : 1,177,225,245.81 = 585,371,834.10 : x
  2. Step 2: Convert to fraction form
    852,929,997.30/1,177,225,245.81 = 585,371,834.10/x
  3. Step 3: Cross multiply
    852,929,997.30x = 1,177,225,245.81 × 585,371,834.10
  4. Step 4: Simplify right side
    852,929,997.30x = 689,114,501,288,622,976
  5. Step 5: Solve for x
    x = 689,114,501,288,622,976/852,929,997.30
  6. Step 6: Final answer
    x = 807,937,935.67

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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.