Home / 289,822,277.80-434,733,416.70-193,076,396.20

Finding the Fourth Proportional to 289,822,277.80, 434,733,416.70 and 193,076,396.20

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Solution

The fourth proportional to 289,822,277.80, 434,733,416.70 and 193,076,396.20 is: 289,614,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,822,277.80 : 434,733,416.70 = 193,076,396.20 : x
  2. Step 2: Convert to fraction form
    289,822,277.80/434,733,416.70 = 193,076,396.20/x
  3. Step 3: Cross multiply
    289,822,277.80x = 434,733,416.70 × 193,076,396.20
  4. Step 4: Simplify right side
    289,822,277.80x = 83,936,761,404,148,896
  5. Step 5: Solve for x
    x = 83,936,761,404,148,896/289,822,277.80
  6. Step 6: Final answer
    x = 289,614,594.30

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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.