Home / 104,130,353.13-143,696,776.12-57,085,818

Finding the Fourth Proportional to 104,130,353.13, 143,696,776.12 and 57,085,818

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Solution

The fourth proportional to 104,130,353.13, 143,696,776.12 and 57,085,818 is: 78,776,723.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,130,353.13 : 143,696,776.12 = 57,085,818 : x
  2. Step 2: Convert to fraction form
    104,130,353.13/143,696,776.12 = 57,085,818/x
  3. Step 3: Cross multiply
    104,130,353.13x = 143,696,776.12 × 57,085,818
  4. Step 4: Simplify right side
    104,130,353.13x = 8,203,048,008,773,066
  5. Step 5: Solve for x
    x = 8,203,048,008,773,066/104,130,353.13
  6. Step 6: Final answer
    x = 78,776,723.23

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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.