Home / 238,229,191.94-328,702,419.69-144,140,998.75

Finding the Fourth Proportional to 238,229,191.94, 328,702,419.69 and 144,140,998.75

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Solution

The fourth proportional to 238,229,191.94, 328,702,419.69 and 144,140,998.75 is: 198,881,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,229,191.94 : 328,702,419.69 = 144,140,998.75 : x
  2. Step 2: Convert to fraction form
    238,229,191.94/328,702,419.69 = 144,140,998.75/x
  3. Step 3: Cross multiply
    238,229,191.94x = 328,702,419.69 × 144,140,998.75
  4. Step 4: Simplify right side
    238,229,191.94x = 47,379,495,066,553,048
  5. Step 5: Solve for x
    x = 47,379,495,066,553,048/238,229,191.94
  6. Step 6: Final answer
    x = 198,881,987.06

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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.