Home / 130,385,156.79-179,751,722.32-104,013,033.83

Finding the Fourth Proportional to 130,385,156.79, 179,751,722.32 and 104,013,033.83

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Solution

The fourth proportional to 130,385,156.79, 179,751,722.32 and 104,013,033.83 is: 143,394,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,385,156.79 : 179,751,722.32 = 104,013,033.83 : x
  2. Step 2: Convert to fraction form
    130,385,156.79/179,751,722.32 = 104,013,033.83/x
  3. Step 3: Cross multiply
    130,385,156.79x = 179,751,722.32 × 104,013,033.83
  4. Step 4: Simplify right side
    130,385,156.79x = 18,696,521,973,991,700
  5. Step 5: Solve for x
    x = 18,696,521,973,991,700/130,385,156.79
  6. Step 6: Final answer
    x = 143,394,558.35

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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.