Home / 653,553,423.36-980,329,536.04-204,860,039.34

Finding the Fourth Proportional to 653,553,423.36, 980,329,536.04 and 204,860,039.34

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Solution

The fourth proportional to 653,553,423.36, 980,329,536.04 and 204,860,039.34 is: 307,289,871.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,553,423.36 : 980,329,536.04 = 204,860,039.34 : x
  2. Step 2: Convert to fraction form
    653,553,423.36/980,329,536.04 = 204,860,039.34/x
  3. Step 3: Cross multiply
    653,553,423.36x = 980,329,536.04 × 204,860,039.34
  4. Step 4: Simplify right side
    653,553,423.36x = 200,830,347,319,318,336
  5. Step 5: Solve for x
    x = 200,830,347,319,318,336/653,553,423.36
  6. Step 6: Final answer
    x = 307,289,871.25

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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.