Home / 447,539,120.16-671,412,532.32-140,823,261.36

Finding the Fourth Proportional to 447,539,120.16, 671,412,532.32 and 140,823,261.36

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Solution

The fourth proportional to 447,539,120.16, 671,412,532.32 and 140,823,261.36 is: 211,267,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,539,120.16 : 671,412,532.32 = 140,823,261.36 : x
  2. Step 2: Convert to fraction form
    447,539,120.16/671,412,532.32 = 140,823,261.36/x
  3. Step 3: Cross multiply
    447,539,120.16x = 671,412,532.32 × 140,823,261.36
  4. Step 4: Simplify right side
    447,539,120.16x = 94,550,502,519,278,832
  5. Step 5: Solve for x
    x = 94,550,502,519,278,832/447,539,120.16
  6. Step 6: Final answer
    x = 211,267,570.28

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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.