Home / 125,959,667.80-188,939,501.70-104,436,307.30

Finding the Fourth Proportional to 125,959,667.80, 188,939,501.70 and 104,436,307.30

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Solution

The fourth proportional to 125,959,667.80, 188,939,501.70 and 104,436,307.30 is: 156,654,460.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,959,667.80 : 188,939,501.70 = 104,436,307.30 : x
  2. Step 2: Convert to fraction form
    125,959,667.80/188,939,501.70 = 104,436,307.30/x
  3. Step 3: Cross multiply
    125,959,667.80x = 188,939,501.70 × 104,436,307.30
  4. Step 4: Simplify right side
    125,959,667.80x = 19,732,143,860,650,072
  5. Step 5: Solve for x
    x = 19,732,143,860,650,072/125,959,667.80
  6. Step 6: Final answer
    x = 156,654,460.95

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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.