Home / 774,521,337,242.38-1,161,444,594,710.80-411,407,540,241.28

Finding the Fourth Proportional to 774,521,337,242.38, 1,161,444,594,710.80 and 411,407,540,241.28

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Solution

The fourth proportional to 774,521,337,242.38, 1,161,444,594,710.80 and 411,407,540,241.28 is: 616,932,085,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,521,337,242.38 : 1,161,444,594,710.80 = 411,407,540,241.28 : x
  2. Step 2: Convert to fraction form
    774,521,337,242.38/1,161,444,594,710.80 = 411,407,540,241.28/x
  3. Step 3: Cross multiply
    774,521,337,242.38x = 1,161,444,594,710.80 × 411,407,540,241.28
  4. Step 4: Simplify right side
    774,521,337,242.38x = 477,827,063,836,500,631,224,320
  5. Step 5: Solve for x
    x = 477,827,063,836,500,631,224,320/774,521,337,242.38
  6. Step 6: Final answer
    x = 616,932,085,483.62

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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.