Home / 536,545,307.60-804,817,961.40-439,610,469.20

Finding the Fourth Proportional to 536,545,307.60, 804,817,961.40 and 439,610,469.20

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Solution

The fourth proportional to 536,545,307.60, 804,817,961.40 and 439,610,469.20 is: 659,415,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,545,307.60 : 804,817,961.40 = 439,610,469.20 : x
  2. Step 2: Convert to fraction form
    536,545,307.60/804,817,961.40 = 439,610,469.20/x
  3. Step 3: Cross multiply
    536,545,307.60x = 804,817,961.40 × 439,610,469.20
  4. Step 4: Simplify right side
    536,545,307.60x = 353,806,401,631,641,472
  5. Step 5: Solve for x
    x = 353,806,401,631,641,472/536,545,307.60
  6. Step 6: Final answer
    x = 659,415,703.80

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1.5x scale

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.