Home / 565,087,816.80-847,631,725.20-412,032,808.80

Finding the Fourth Proportional to 565,087,816.80, 847,631,725.20 and 412,032,808.80

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Solution

The fourth proportional to 565,087,816.80, 847,631,725.20 and 412,032,808.80 is: 618,049,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,087,816.80 : 847,631,725.20 = 412,032,808.80 : x
  2. Step 2: Convert to fraction form
    565,087,816.80/847,631,725.20 = 412,032,808.80/x
  3. Step 3: Cross multiply
    565,087,816.80x = 847,631,725.20 × 412,032,808.80
  4. Step 4: Simplify right side
    565,087,816.80x = 349,252,080,562,145,792
  5. Step 5: Solve for x
    x = 349,252,080,562,145,792/565,087,816.80
  6. Step 6: Final answer
    x = 618,049,213.20

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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.