Home / 104,129,864.58-143,696,102.52-57,085,330.20

Finding the Fourth Proportional to 104,129,864.58, 143,696,102.52 and 57,085,330.20

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Solution

The fourth proportional to 104,129,864.58, 143,696,102.52 and 57,085,330.20 is: 78,776,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,129,864.58 : 143,696,102.52 = 57,085,330.20 : x
  2. Step 2: Convert to fraction form
    104,129,864.58/143,696,102.52 = 57,085,330.20/x
  3. Step 3: Cross multiply
    104,129,864.58x = 143,696,102.52 × 57,085,330.20
  4. Step 4: Simplify right side
    104,129,864.58x = 8,202,939,460,807,253
  5. Step 5: Solve for x
    x = 8,202,939,460,807,253/104,129,864.58
  6. Step 6: Final answer
    x = 78,776,050.40

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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.