Home / 371,331,742.49-557,016,114.94-141,318,653.93

Finding the Fourth Proportional to 371,331,742.49, 557,016,114.94 and 141,318,653.93

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Solution

The fourth proportional to 371,331,742.49, 557,016,114.94 and 141,318,653.93 is: 211,985,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,331,742.49 : 557,016,114.94 = 141,318,653.93 : x
  2. Step 2: Convert to fraction form
    371,331,742.49/557,016,114.94 = 141,318,653.93/x
  3. Step 3: Cross multiply
    371,331,742.49x = 557,016,114.94 × 141,318,653.93
  4. Step 4: Simplify right side
    371,331,742.49x = 78,716,767,577,500,592
  5. Step 5: Solve for x
    x = 78,716,767,577,500,592/371,331,742.49
  6. Step 6: Final answer
    x = 211,985,021.94

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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.