Home / 805,771,569.60-1,208,657,354.40-560,883,556.80

Finding the Fourth Proportional to 805,771,569.60, 1,208,657,354.40 and 560,883,556.80

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Solution

The fourth proportional to 805,771,569.60, 1,208,657,354.40 and 560,883,556.80 is: 841,325,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,771,569.60 : 1,208,657,354.40 = 560,883,556.80 : x
  2. Step 2: Convert to fraction form
    805,771,569.60/1,208,657,354.40 = 560,883,556.80/x
  3. Step 3: Cross multiply
    805,771,569.60x = 1,208,657,354.40 × 560,883,556.80
  4. Step 4: Simplify right side
    805,771,569.60x = 677,916,035,888,350,080
  5. Step 5: Solve for x
    x = 677,916,035,888,350,080/805,771,569.60
  6. Step 6: Final answer
    x = 841,325,335.20

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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.