Home / 104,912,045.76-144,778,762.61-57,868,064.22

Finding the Fourth Proportional to 104,912,045.76, 144,778,762.61 and 57,868,064.22

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Solution

The fourth proportional to 104,912,045.76, 144,778,762.61 and 57,868,064.22 is: 79,858,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,912,045.76 : 144,778,762.61 = 57,868,064.22 : x
  2. Step 2: Convert to fraction form
    104,912,045.76/144,778,762.61 = 57,868,064.22/x
  3. Step 3: Cross multiply
    104,912,045.76x = 144,778,762.61 × 57,868,064.22
  4. Step 4: Simplify right side
    104,912,045.76x = 8,378,066,732,407,615
  5. Step 5: Solve for x
    x = 8,378,066,732,407,615/104,912,045.76
  6. Step 6: Final answer
    x = 79,858,005.55

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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.