Home / 166,415,701.20-249,623,551.80-111,996,142.80

Finding the Fourth Proportional to 166,415,701.20, 249,623,551.80 and 111,996,142.80

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Solution

The fourth proportional to 166,415,701.20, 249,623,551.80 and 111,996,142.80 is: 167,994,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,415,701.20 : 249,623,551.80 = 111,996,142.80 : x
  2. Step 2: Convert to fraction form
    166,415,701.20/249,623,551.80 = 111,996,142.80/x
  3. Step 3: Cross multiply
    166,415,701.20x = 249,623,551.80 × 111,996,142.80
  4. Step 4: Simplify right side
    166,415,701.20x = 27,956,874,953,635,996
  5. Step 5: Solve for x
    x = 27,956,874,953,635,996/166,415,701.20
  6. Step 6: Final answer
    x = 167,994,214.20

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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.