Home / 358,162,160.80-537,243,241.20-99,376,880.80

Finding the Fourth Proportional to 358,162,160.80, 537,243,241.20 and 99,376,880.80

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Solution

The fourth proportional to 358,162,160.80, 537,243,241.20 and 99,376,880.80 is: 149,065,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,162,160.80 : 537,243,241.20 = 99,376,880.80 : x
  2. Step 2: Convert to fraction form
    358,162,160.80/537,243,241.20 = 99,376,880.80/x
  3. Step 3: Cross multiply
    358,162,160.80x = 537,243,241.20 × 99,376,880.80
  4. Step 4: Simplify right side
    358,162,160.80x = 53,389,557,541,338,056
  5. Step 5: Solve for x
    x = 53,389,557,541,338,056/358,162,160.80
  6. Step 6: Final answer
    x = 149,065,321.20

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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.