Home / 5,638,863,957.02-7,781,176,708.38-3,260,155,187.48

Finding the Fourth Proportional to 5,638,863,957.02, 7,781,176,708.38 and 3,260,155,187.48

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Solution

The fourth proportional to 5,638,863,957.02, 7,781,176,708.38 and 3,260,155,187.48 is: 4,498,750,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,863,957.02 : 7,781,176,708.38 = 3,260,155,187.48 : x
  2. Step 2: Convert to fraction form
    5,638,863,957.02/7,781,176,708.38 = 3,260,155,187.48/x
  3. Step 3: Cross multiply
    5,638,863,957.02x = 7,781,176,708.38 × 3,260,155,187.48
  4. Step 4: Simplify right side
    5,638,863,957.02x = 25,367,843,610,523,607,040
  5. Step 5: Solve for x
    x = 25,367,843,610,523,607,040/5,638,863,957.02
  6. Step 6: Final answer
    x = 4,498,750,777.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.