Home / 653,553,418.10-980,329,528.18-204,860,034.08

Finding the Fourth Proportional to 653,553,418.10, 980,329,528.18 and 204,860,034.08

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Solution

The fourth proportional to 653,553,418.10, 980,329,528.18 and 204,860,034.08 is: 307,289,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,553,418.10 : 980,329,528.18 = 204,860,034.08 : x
  2. Step 2: Convert to fraction form
    653,553,418.10/980,329,528.18 = 204,860,034.08/x
  3. Step 3: Cross multiply
    653,553,418.10x = 980,329,528.18 × 204,860,034.08
  4. Step 4: Simplify right side
    653,553,418.10x = 200,830,340,547,171,328
  5. Step 5: Solve for x
    x = 200,830,340,547,171,328/653,553,418.10
  6. Step 6: Final answer
    x = 307,289,863.36

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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.