Home / 69,774,845.10-104,662,267.65-45,381,703.20

Finding the Fourth Proportional to 69,774,845.10, 104,662,267.65 and 45,381,703.20

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Solution

The fourth proportional to 69,774,845.10, 104,662,267.65 and 45,381,703.20 is: 68,072,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,774,845.10 : 104,662,267.65 = 45,381,703.20 : x
  2. Step 2: Convert to fraction form
    69,774,845.10/104,662,267.65 = 45,381,703.20/x
  3. Step 3: Cross multiply
    69,774,845.10x = 104,662,267.65 × 45,381,703.20
  4. Step 4: Simplify right side
    69,774,845.10x = 4,749,751,966,731,262
  5. Step 5: Solve for x
    x = 4,749,751,966,731,262/69,774,845.10
  6. Step 6: Final answer
    x = 68,072,554.80

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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.