Home / 190,724,850.88-286,036,055.76-52,517,553.58

Finding the Fourth Proportional to 190,724,850.88, 286,036,055.76 and 52,517,553.58

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Solution

The fourth proportional to 190,724,850.88, 286,036,055.76 and 52,517,553.58 is: 78,762,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,724,850.88 : 286,036,055.76 = 52,517,553.58 : x
  2. Step 2: Convert to fraction form
    190,724,850.88/286,036,055.76 = 52,517,553.58/x
  3. Step 3: Cross multiply
    190,724,850.88x = 286,036,055.76 × 52,517,553.58
  4. Step 4: Simplify right side
    190,724,850.88x = 15,021,913,884,187,666
  5. Step 5: Solve for x
    x = 15,021,913,884,187,666/190,724,850.88
  6. Step 6: Final answer
    x = 78,762,226.40

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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.