Home / 864,454,592.85-1,192,947,737.86-467,977,582.85

Finding the Fourth Proportional to 864,454,592.85, 1,192,947,737.86 and 467,977,582.85

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Solution

The fourth proportional to 864,454,592.85, 1,192,947,737.86 and 467,977,582.85 is: 645,809,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,454,592.85 : 1,192,947,737.86 = 467,977,582.85 : x
  2. Step 2: Convert to fraction form
    864,454,592.85/1,192,947,737.86 = 467,977,582.85/x
  3. Step 3: Cross multiply
    864,454,592.85x = 1,192,947,737.86 × 467,977,582.85
  4. Step 4: Simplify right side
    864,454,592.85x = 558,272,798,827,758,400
  5. Step 5: Solve for x
    x = 558,272,798,827,758,400/864,454,592.85
  6. Step 6: Final answer
    x = 645,809,280.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.