Home / 146,355,300.45-219,553,138.50-84,973,366.80

Finding the Fourth Proportional to 146,355,300.45, 219,553,138.50 and 84,973,366.80

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Solution

The fourth proportional to 146,355,300.45, 219,553,138.50 and 84,973,366.80 is: 127,471,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,355,300.45 : 219,553,138.50 = 84,973,366.80 : x
  2. Step 2: Convert to fraction form
    146,355,300.45/219,553,138.50 = 84,973,366.80/x
  3. Step 3: Cross multiply
    146,355,300.45x = 219,553,138.50 × 84,973,366.80
  4. Step 4: Simplify right side
    146,355,300.45x = 18,656,169,369,851,700
  5. Step 5: Solve for x
    x = 18,656,169,369,851,700/146,355,300.45
  6. Step 6: Final answer
    x = 127,471,771.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.