Home / 232,598,419.40-320,987,941.62-128,180,237.24

Finding the Fourth Proportional to 232,598,419.40, 320,987,941.62 and 128,180,237.24

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Solution

The fourth proportional to 232,598,419.40, 320,987,941.62 and 128,180,237.24 is: 176,889,897.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,598,419.40 : 320,987,941.62 = 128,180,237.24 : x
  2. Step 2: Convert to fraction form
    232,598,419.40/320,987,941.62 = 128,180,237.24/x
  3. Step 3: Cross multiply
    232,598,419.40x = 320,987,941.62 × 128,180,237.24
  4. Step 4: Simplify right side
    232,598,419.40x = 41,144,310,508,030,872
  5. Step 5: Solve for x
    x = 41,144,310,508,030,872/232,598,419.40
  6. Step 6: Final answer
    x = 176,889,897.25

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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.