Home / 209,042,751.42-313,543,854.09-63,477,573.66

Finding the Fourth Proportional to 209,042,751.42, 313,543,854.09 and 63,477,573.66

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Solution

The fourth proportional to 209,042,751.42, 313,543,854.09 and 63,477,573.66 is: 95,210,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,042,751.42 : 313,543,854.09 = 63,477,573.66 : x
  2. Step 2: Convert to fraction form
    209,042,751.42/313,543,854.09 = 63,477,573.66/x
  3. Step 3: Cross multiply
    209,042,751.42x = 313,543,854.09 × 63,477,573.66
  4. Step 4: Simplify right side
    209,042,751.42x = 19,903,003,093,638,264
  5. Step 5: Solve for x
    x = 19,903,003,093,638,264/209,042,751.42
  6. Step 6: Final answer
    x = 95,210,204.41

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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.