Home / 67,711,152-101,553,502.50-21,640,662.84

Finding the Fourth Proportional to 67,711,152, 101,553,502.50 and 21,640,662.84

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Solution

The fourth proportional to 67,711,152, 101,553,502.50 and 21,640,662.84 is: 32,456,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,711,152 : 101,553,502.50 = 21,640,662.84 : x
  2. Step 2: Convert to fraction form
    67,711,152/101,553,502.50 = 21,640,662.84/x
  3. Step 3: Cross multiply
    67,711,152x = 101,553,502.50 × 21,640,662.84
  4. Step 4: Simplify right side
    67,711,152x = 2,197,685,107,823,597
  5. Step 5: Solve for x
    x = 2,197,685,107,823,597/67,711,152
  6. Step 6: Final answer
    x = 32,456,767.36

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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.