Home / 166,436,701.80-249,655,052.70-101,939,447.40

Finding the Fourth Proportional to 166,436,701.80, 249,655,052.70 and 101,939,447.40

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Solution

The fourth proportional to 166,436,701.80, 249,655,052.70 and 101,939,447.40 is: 152,909,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,436,701.80 : 249,655,052.70 = 101,939,447.40 : x
  2. Step 2: Convert to fraction form
    166,436,701.80/249,655,052.70 = 101,939,447.40/x
  3. Step 3: Cross multiply
    166,436,701.80x = 249,655,052.70 × 101,939,447.40
  4. Step 4: Simplify right side
    166,436,701.80x = 25,449,698,112,855,880
  5. Step 5: Solve for x
    x = 25,449,698,112,855,880/166,436,701.80
  6. Step 6: Final answer
    x = 152,909,171.10

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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.