Home / 750,220,208.64-1,124,729,222.40-356,549,322.24

Finding the Fourth Proportional to 750,220,208.64, 1,124,729,222.40 and 356,549,322.24

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Solution

The fourth proportional to 750,220,208.64, 1,124,729,222.40 and 356,549,322.24 is: 534,538,309.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,220,208.64 : 1,124,729,222.40 = 356,549,322.24 : x
  2. Step 2: Convert to fraction form
    750,220,208.64/1,124,729,222.40 = 356,549,322.24/x
  3. Step 3: Cross multiply
    750,220,208.64x = 1,124,729,222.40 × 356,549,322.24
  4. Step 4: Simplify right side
    750,220,208.64x = 401,021,441,950,242,240
  5. Step 5: Solve for x
    x = 401,021,441,950,242,240/750,220,208.64
  6. Step 6: Final answer
    x = 534,538,309.33

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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.