Home / 828,633,673,847.20-1,143,502,300,216.90-462,833,215,505.35

Finding the Fourth Proportional to 828,633,673,847.20, 1,143,502,300,216.90 and 462,833,215,505.35

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Solution

The fourth proportional to 828,633,673,847.20, 1,143,502,300,216.90 and 462,833,215,505.35 is: 638,703,040,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,633,673,847.20 : 1,143,502,300,216.90 = 462,833,215,505.35 : x
  2. Step 2: Convert to fraction form
    828,633,673,847.20/1,143,502,300,216.90 = 462,833,215,505.35/x
  3. Step 3: Cross multiply
    828,633,673,847.20x = 1,143,502,300,216.90 × 462,833,215,505.35
  4. Step 4: Simplify right side
    828,633,673,847.20x = 529,250,846,547,151,851,356,160
  5. Step 5: Solve for x
    x = 529,250,846,547,151,851,356,160/828,633,673,847.20
  6. Step 6: Final answer
    x = 638,703,040,017.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.