Home / 551,137,110.80-826,705,666.20-495,016,941.20

Finding the Fourth Proportional to 551,137,110.80, 826,705,666.20 and 495,016,941.20

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Solution

The fourth proportional to 551,137,110.80, 826,705,666.20 and 495,016,941.20 is: 742,525,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,137,110.80 : 826,705,666.20 = 495,016,941.20 : x
  2. Step 2: Convert to fraction form
    551,137,110.80/826,705,666.20 = 495,016,941.20/x
  3. Step 3: Cross multiply
    551,137,110.80x = 826,705,666.20 × 495,016,941.20
  4. Step 4: Simplify right side
    551,137,110.80x = 409,233,310,155,032,256
  5. Step 5: Solve for x
    x = 409,233,310,155,032,256/551,137,110.80
  6. Step 6: Final answer
    x = 742,525,411.80

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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.