Home / 249,962,733.66-344,873,955.51-161,716,992.06

Finding the Fourth Proportional to 249,962,733.66, 344,873,955.51 and 161,716,992.06

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Solution

The fourth proportional to 249,962,733.66, 344,873,955.51 and 161,716,992.06 is: 223,121,174.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,962,733.66 : 344,873,955.51 = 161,716,992.06 : x
  2. Step 2: Convert to fraction form
    249,962,733.66/344,873,955.51 = 161,716,992.06/x
  3. Step 3: Cross multiply
    249,962,733.66x = 344,873,955.51 × 161,716,992.06
  4. Step 4: Simplify right side
    249,962,733.66x = 55,771,978,724,911,464
  5. Step 5: Solve for x
    x = 55,771,978,724,911,464/249,962,733.66
  6. Step 6: Final answer
    x = 223,121,174.54

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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.