Home / 1,266,121,703.37-1,747,258,209.64-701,616,014.38

Finding the Fourth Proportional to 1,266,121,703.37, 1,747,258,209.64 and 701,616,014.38

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Solution

The fourth proportional to 1,266,121,703.37, 1,747,258,209.64 and 701,616,014.38 is: 968,235,784.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,121,703.37 : 1,747,258,209.64 = 701,616,014.38 : x
  2. Step 2: Convert to fraction form
    1,266,121,703.37/1,747,258,209.64 = 701,616,014.38/x
  3. Step 3: Cross multiply
    1,266,121,703.37x = 1,747,258,209.64 × 701,616,014.38
  4. Step 4: Simplify right side
    1,266,121,703.37x = 1,225,904,341,140,351,232
  5. Step 5: Solve for x
    x = 1,225,904,341,140,351,232/1,266,121,703.37
  6. Step 6: Final answer
    x = 968,235,784.82

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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.