Home / 873,706,925.70-1,310,560,388.55-547,189,575.30

Finding the Fourth Proportional to 873,706,925.70, 1,310,560,388.55 and 547,189,575.30

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Solution

The fourth proportional to 873,706,925.70, 1,310,560,388.55 and 547,189,575.30 is: 820,784,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,706,925.70 : 1,310,560,388.55 = 547,189,575.30 : x
  2. Step 2: Convert to fraction form
    873,706,925.70/1,310,560,388.55 = 547,189,575.30/x
  3. Step 3: Cross multiply
    873,706,925.70x = 1,310,560,388.55 × 547,189,575.30
  4. Step 4: Simplify right side
    873,706,925.70x = 717,124,982,415,677,440
  5. Step 5: Solve for x
    x = 717,124,982,415,677,440/873,706,925.70
  6. Step 6: Final answer
    x = 820,784,362.95

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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.