Home / 75,208,705.14-103,749,810.44-49,118,494.98

Finding the Fourth Proportional to 75,208,705.14, 103,749,810.44 and 49,118,494.98

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Solution

The fourth proportional to 75,208,705.14, 103,749,810.44 and 49,118,494.98 is: 67,758,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,208,705.14 : 103,749,810.44 = 49,118,494.98 : x
  2. Step 2: Convert to fraction form
    75,208,705.14/103,749,810.44 = 49,118,494.98/x
  3. Step 3: Cross multiply
    75,208,705.14x = 103,749,810.44 × 49,118,494.98
  4. Step 4: Simplify right side
    75,208,705.14x = 5,096,034,543,273,091
  5. Step 5: Solve for x
    x = 5,096,034,543,273,091/75,208,705.14
  6. Step 6: Final answer
    x = 67,758,573.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.