Home / 168,436,829.40-252,655,244.10-47,268,281.40

Finding the Fourth Proportional to 168,436,829.40, 252,655,244.10 and 47,268,281.40

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Solution

The fourth proportional to 168,436,829.40, 252,655,244.10 and 47,268,281.40 is: 70,902,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,436,829.40 : 252,655,244.10 = 47,268,281.40 : x
  2. Step 2: Convert to fraction form
    168,436,829.40/252,655,244.10 = 47,268,281.40/x
  3. Step 3: Cross multiply
    168,436,829.40x = 252,655,244.10 × 47,268,281.40
  4. Step 4: Simplify right side
    168,436,829.40x = 11,942,579,175,304,490
  5. Step 5: Solve for x
    x = 11,942,579,175,304,490/168,436,829.40
  6. Step 6: Final answer
    x = 70,902,422.10

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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.