Home / 805,797,291.60-1,208,695,937.40-560,909,278.80

Finding the Fourth Proportional to 805,797,291.60, 1,208,695,937.40 and 560,909,278.80

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Solution

The fourth proportional to 805,797,291.60, 1,208,695,937.40 and 560,909,278.80 is: 841,363,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,797,291.60 : 1,208,695,937.40 = 560,909,278.80 : x
  2. Step 2: Convert to fraction form
    805,797,291.60/1,208,695,937.40 = 560,909,278.80/x
  3. Step 3: Cross multiply
    805,797,291.60x = 1,208,695,937.40 × 560,909,278.80
  4. Step 4: Simplify right side
    805,797,291.60x = 677,968,766,535,523,968
  5. Step 5: Solve for x
    x = 677,968,766,535,523,968/805,797,291.60
  6. Step 6: Final answer
    x = 841,363,918.20

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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.