Home / 133,060,745.80-199,740,417.90-102,902,307.40

Finding the Fourth Proportional to 133,060,745.80, 199,740,417.90 and 102,902,307.40

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Solution

The fourth proportional to 133,060,745.80, 199,740,417.90 and 102,902,307.40 is: 154,468,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,745.80 : 199,740,417.90 = 102,902,307.40 : x
  2. Step 2: Convert to fraction form
    133,060,745.80/199,740,417.90 = 102,902,307.40/x
  3. Step 3: Cross multiply
    133,060,745.80x = 199,740,417.90 × 102,902,307.40
  4. Step 4: Simplify right side
    133,060,745.80x = 20,553,749,882,950,264
  5. Step 5: Solve for x
    x = 20,553,749,882,950,264/133,060,745.80
  6. Step 6: Final answer
    x = 154,468,921.39

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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.