Home / 3,155,896,155.80-4,733,844,233.70-1,316,968,578.20

Finding the Fourth Proportional to 3,155,896,155.80, 4,733,844,233.70 and 1,316,968,578.20

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Solution

The fourth proportional to 3,155,896,155.80, 4,733,844,233.70 and 1,316,968,578.20 is: 1,975,452,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,896,155.80 : 4,733,844,233.70 = 1,316,968,578.20 : x
  2. Step 2: Convert to fraction form
    3,155,896,155.80/4,733,844,233.70 = 1,316,968,578.20/x
  3. Step 3: Cross multiply
    3,155,896,155.80x = 4,733,844,233.70 × 1,316,968,578.20
  4. Step 4: Simplify right side
    3,155,896,155.80x = 6,234,324,109,876,157,440
  5. Step 5: Solve for x
    x = 6,234,324,109,876,157,440/3,155,896,155.80
  6. Step 6: Final answer
    x = 1,975,452,867.30

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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.