Home / 2,130,403,795.73-2,940,048,033.14-1,190,606,409.86

Finding the Fourth Proportional to 2,130,403,795.73, 2,940,048,033.14 and 1,190,606,409.86

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Solution

The fourth proportional to 2,130,403,795.73, 2,940,048,033.14 and 1,190,606,409.86 is: 1,643,087,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,403,795.73 : 2,940,048,033.14 = 1,190,606,409.86 : x
  2. Step 2: Convert to fraction form
    2,130,403,795.73/2,940,048,033.14 = 1,190,606,409.86/x
  3. Step 3: Cross multiply
    2,130,403,795.73x = 2,940,048,033.14 × 1,190,606,409.86
  4. Step 4: Simplify right side
    2,130,403,795.73x = 3,500,440,033,532,116,992
  5. Step 5: Solve for x
    x = 3,500,440,033,532,116,992/2,130,403,795.73
  6. Step 6: Final answer
    x = 1,643,087,587.69

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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.