Home / 1,078,877,108,862.20-1,617,786,107,241.80-533,695,707,119.20

Finding the Fourth Proportional to 1,078,877,108,862.20, 1,617,786,107,241.80 and 533,695,707,119.20

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Solution

The fourth proportional to 1,078,877,108,862.20, 1,617,786,107,241.80 and 533,695,707,119.20 is: 800,281,601,472.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,877,108,862.20 : 1,617,786,107,241.80 = 533,695,707,119.20 : x
  2. Step 2: Convert to fraction form
    1,078,877,108,862.20/1,617,786,107,241.80 = 533,695,707,119.20/x
  3. Step 3: Cross multiply
    1,078,877,108,862.20x = 1,617,786,107,241.80 × 533,695,707,119.20
  4. Step 4: Simplify right side
    1,078,877,108,862.20x = 863,405,500,472,030,423,678,976
  5. Step 5: Solve for x
    x = 863,405,500,472,030,423,678,976/1,078,877,108,862.20
  6. Step 6: Final answer
    x = 800,281,601,472.29

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Double scale
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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.