Home / 647,526,177.10-971,289,265.65-450,255,277.90

Finding the Fourth Proportional to 647,526,177.10, 971,289,265.65 and 450,255,277.90

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Solution

The fourth proportional to 647,526,177.10, 971,289,265.65 and 450,255,277.90 is: 675,382,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,526,177.10 : 971,289,265.65 = 450,255,277.90 : x
  2. Step 2: Convert to fraction form
    647,526,177.10/971,289,265.65 = 450,255,277.90/x
  3. Step 3: Cross multiply
    647,526,177.10x = 971,289,265.65 × 450,255,277.90
  4. Step 4: Simplify right side
    647,526,177.10x = 437,328,118,226,527,616
  5. Step 5: Solve for x
    x = 437,328,118,226,527,616/647,526,177.10
  6. Step 6: Final answer
    x = 675,382,916.85

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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.