Home / 456,192,021.80-684,288,032.70-294,816,175.40

Finding the Fourth Proportional to 456,192,021.80, 684,288,032.70 and 294,816,175.40

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Solution

The fourth proportional to 456,192,021.80, 684,288,032.70 and 294,816,175.40 is: 442,224,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,192,021.80 : 684,288,032.70 = 294,816,175.40 : x
  2. Step 2: Convert to fraction form
    456,192,021.80/684,288,032.70 = 294,816,175.40/x
  3. Step 3: Cross multiply
    456,192,021.80x = 684,288,032.70 × 294,816,175.40
  4. Step 4: Simplify right side
    456,192,021.80x = 201,739,180,672,604,128
  5. Step 5: Solve for x
    x = 201,739,180,672,604,128/456,192,021.80
  6. Step 6: Final answer
    x = 442,224,263.10

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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.