Home / 653,553,416.60-980,329,525.93-204,860,032.57

Finding the Fourth Proportional to 653,553,416.60, 980,329,525.93 and 204,860,032.57

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Solution

The fourth proportional to 653,553,416.60, 980,329,525.93 and 204,860,032.57 is: 307,289,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,553,416.60 : 980,329,525.93 = 204,860,032.57 : x
  2. Step 2: Convert to fraction form
    653,553,416.60/980,329,525.93 = 204,860,032.57/x
  3. Step 3: Cross multiply
    653,553,416.60x = 980,329,525.93 × 204,860,032.57
  4. Step 4: Simplify right side
    653,553,416.60x = 200,830,338,611,676,480
  5. Step 5: Solve for x
    x = 200,830,338,611,676,480/653,553,416.60
  6. Step 6: Final answer
    x = 307,289,861.10

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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.