Home / 378,335,715.60-567,503,573.40-301,808,211.60

Finding the Fourth Proportional to 378,335,715.60, 567,503,573.40 and 301,808,211.60

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Solution

The fourth proportional to 378,335,715.60, 567,503,573.40 and 301,808,211.60 is: 452,712,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,335,715.60 : 567,503,573.40 = 301,808,211.60 : x
  2. Step 2: Convert to fraction form
    378,335,715.60/567,503,573.40 = 301,808,211.60/x
  3. Step 3: Cross multiply
    378,335,715.60x = 567,503,573.40 × 301,808,211.60
  4. Step 4: Simplify right side
    378,335,715.60x = 171,277,238,564,463,328
  5. Step 5: Solve for x
    x = 171,277,238,564,463,328/378,335,715.60
  6. Step 6: Final answer
    x = 452,712,317.40

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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.