Home / 193,943,438.80-291,056,875.80-136,547,810.80

Finding the Fourth Proportional to 193,943,438.80, 291,056,875.80 and 136,547,810.80

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Solution

The fourth proportional to 193,943,438.80, 291,056,875.80 and 136,547,810.80 is: 204,921,493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,943,438.80 : 291,056,875.80 = 136,547,810.80 : x
  2. Step 2: Convert to fraction form
    193,943,438.80/291,056,875.80 = 136,547,810.80/x
  3. Step 3: Cross multiply
    193,943,438.80x = 291,056,875.80 × 136,547,810.80
  4. Step 4: Simplify right side
    193,943,438.80x = 39,743,179,208,777,504
  5. Step 5: Solve for x
    x = 39,743,179,208,777,504/193,943,438.80
  6. Step 6: Final answer
    x = 204,921,493.89

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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.