Home / 1,684,368,004.30-2,526,552,006.45-1,276,221,316.30

Finding the Fourth Proportional to 1,684,368,004.30, 2,526,552,006.45 and 1,276,221,316.30

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Solution

The fourth proportional to 1,684,368,004.30, 2,526,552,006.45 and 1,276,221,316.30 is: 1,914,331,974.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,368,004.30 : 2,526,552,006.45 = 1,276,221,316.30 : x
  2. Step 2: Convert to fraction form
    1,684,368,004.30/2,526,552,006.45 = 1,276,221,316.30/x
  3. Step 3: Cross multiply
    1,684,368,004.30x = 2,526,552,006.45 × 1,276,221,316.30
  4. Step 4: Simplify right side
    1,684,368,004.30x = 3,224,439,527,372,024,832
  5. Step 5: Solve for x
    x = 3,224,439,527,372,024,832/1,684,368,004.30
  6. Step 6: Final answer
    x = 1,914,331,974.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.