Home / 1,975,896,047.84-2,959,892,143.62-1,188,515,055.14

Finding the Fourth Proportional to 1,975,896,047.84, 2,959,892,143.62 and 1,188,515,055.14

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Solution

The fourth proportional to 1,975,896,047.84, 2,959,892,143.62 and 1,188,515,055.14 is: 1,780,395,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,896,047.84 : 2,959,892,143.62 = 1,188,515,055.14 : x
  2. Step 2: Convert to fraction form
    1,975,896,047.84/2,959,892,143.62 = 1,188,515,055.14/x
  3. Step 3: Cross multiply
    1,975,896,047.84x = 2,959,892,143.62 × 1,188,515,055.14
  4. Step 4: Simplify right side
    1,975,896,047.84x = 3,517,876,374,282,977,280
  5. Step 5: Solve for x
    x = 3,517,876,374,282,977,280/1,975,896,047.84
  6. Step 6: Final answer
    x = 1,780,395,470.77

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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.