Home / 805,792,017.60-1,208,688,026.40-560,904,004.80

Finding the Fourth Proportional to 805,792,017.60, 1,208,688,026.40 and 560,904,004.80

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Solution

The fourth proportional to 805,792,017.60, 1,208,688,026.40 and 560,904,004.80 is: 841,356,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,792,017.60 : 1,208,688,026.40 = 560,904,004.80 : x
  2. Step 2: Convert to fraction form
    805,792,017.60/1,208,688,026.40 = 560,904,004.80/x
  3. Step 3: Cross multiply
    805,792,017.60x = 1,208,688,026.40 × 560,904,004.80
  4. Step 4: Simplify right side
    805,792,017.60x = 677,957,954,561,568,128
  5. Step 5: Solve for x
    x = 677,957,954,561,568,128/805,792,017.60
  6. Step 6: Final answer
    x = 841,356,007.20

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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.