Home / 864,454,592.35-1,192,947,737.16-467,977,582.35

Finding the Fourth Proportional to 864,454,592.35, 1,192,947,737.16 and 467,977,582.35

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Solution

The fourth proportional to 864,454,592.35, 1,192,947,737.16 and 467,977,582.35 is: 645,809,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,454,592.35 : 1,192,947,737.16 = 467,977,582.35 : x
  2. Step 2: Convert to fraction form
    864,454,592.35/1,192,947,737.16 = 467,977,582.35/x
  3. Step 3: Cross multiply
    864,454,592.35x = 1,192,947,737.16 × 467,977,582.35
  4. Step 4: Simplify right side
    864,454,592.35x = 558,272,797,907,771,648
  5. Step 5: Solve for x
    x = 558,272,797,907,771,648/864,454,592.35
  6. Step 6: Final answer
    x = 645,809,280.03

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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.