Home / 177,756,512.03-245,304,346.69-99,441,373.36

Finding the Fourth Proportional to 177,756,512.03, 245,304,346.69 and 99,441,373.36

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Solution

The fourth proportional to 177,756,512.03, 245,304,346.69 and 99,441,373.36 is: 137,229,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,756,512.03 : 245,304,346.69 = 99,441,373.36 : x
  2. Step 2: Convert to fraction form
    177,756,512.03/245,304,346.69 = 99,441,373.36/x
  3. Step 3: Cross multiply
    177,756,512.03x = 245,304,346.69 × 99,441,373.36
  4. Step 4: Simplify right side
    177,756,512.03x = 24,393,401,126,031,168
  5. Step 5: Solve for x
    x = 24,393,401,126,031,168/177,756,512.03
  6. Step 6: Final answer
    x = 137,229,296.68

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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.