Home / 358,367,855.60-537,651,316.20-153,993,839.60

Finding the Fourth Proportional to 358,367,855.60, 537,651,316.20 and 153,993,839.60

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Solution

The fourth proportional to 358,367,855.60, 537,651,316.20 and 153,993,839.60 is: 231,033,529.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,367,855.60 : 537,651,316.20 = 153,993,839.60 : x
  2. Step 2: Convert to fraction form
    358,367,855.60/537,651,316.20 = 153,993,839.60/x
  3. Step 3: Cross multiply
    358,367,855.60x = 537,651,316.20 × 153,993,839.60
  4. Step 4: Simplify right side
    358,367,855.60x = 82,794,990,547,631,680
  5. Step 5: Solve for x
    x = 82,794,990,547,631,680/358,367,855.60
  6. Step 6: Final answer
    x = 231,033,529.53

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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.