Home / 477,043,616.48-715,566,532.80-145,053,672.80

Finding the Fourth Proportional to 477,043,616.48, 715,566,532.80 and 145,053,672.80

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Solution

The fourth proportional to 477,043,616.48, 715,566,532.80 and 145,053,672.80 is: 217,580,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,043,616.48 : 715,566,532.80 = 145,053,672.80 : x
  2. Step 2: Convert to fraction form
    477,043,616.48/715,566,532.80 = 145,053,672.80/x
  3. Step 3: Cross multiply
    477,043,616.48x = 715,566,532.80 × 145,053,672.80
  4. Step 4: Simplify right side
    477,043,616.48x = 103,795,553,715,401,664
  5. Step 5: Solve for x
    x = 103,795,553,715,401,664/477,043,616.48
  6. Step 6: Final answer
    x = 217,580,846.13

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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.