Home / 1,438,646,899.80-2,157,970,349.70-1,438,646,899.80

Finding the Fourth Proportional to 1,438,646,899.80, 2,157,970,349.70 and 1,438,646,899.80

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Solution

The fourth proportional to 1,438,646,899.80, 2,157,970,349.70 and 1,438,646,899.80 is: 2,157,970,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,646,899.80 : 2,157,970,349.70 = 1,438,646,899.80 : x
  2. Step 2: Convert to fraction form
    1,438,646,899.80/2,157,970,349.70 = 1,438,646,899.80/x
  3. Step 3: Cross multiply
    1,438,646,899.80x = 2,157,970,349.70 × 1,438,646,899.80
  4. Step 4: Simplify right side
    1,438,646,899.80x = 3,104,557,353,456,226,304
  5. Step 5: Solve for x
    x = 3,104,557,353,456,226,304/1,438,646,899.80
  6. Step 6: Final answer
    x = 2,157,970,349.70

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1.5x scale

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.