Home / 805,771,618.60-1,208,657,427.90-560,883,605.80

Finding the Fourth Proportional to 805,771,618.60, 1,208,657,427.90 and 560,883,605.80

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Solution

The fourth proportional to 805,771,618.60, 1,208,657,427.90 and 560,883,605.80 is: 841,325,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,771,618.60 : 1,208,657,427.90 = 560,883,605.80 : x
  2. Step 2: Convert to fraction form
    805,771,618.60/1,208,657,427.90 = 560,883,605.80/x
  3. Step 3: Cross multiply
    805,771,618.60x = 1,208,657,427.90 × 560,883,605.80
  4. Step 4: Simplify right side
    805,771,618.60x = 677,916,136,337,505,536
  5. Step 5: Solve for x
    x = 677,916,136,337,505,536/805,771,618.60
  6. Step 6: Final answer
    x = 841,325,408.70

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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.