Home / 925,226,703.57-1,276,800,946.47-528,745,145.52

Finding the Fourth Proportional to 925,226,703.57, 1,276,800,946.47 and 528,745,145.52

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Solution

The fourth proportional to 925,226,703.57, 1,276,800,946.47 and 528,745,145.52 is: 729,661,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,226,703.57 : 1,276,800,946.47 = 528,745,145.52 : x
  2. Step 2: Convert to fraction form
    925,226,703.57/1,276,800,946.47 = 528,745,145.52/x
  3. Step 3: Cross multiply
    925,226,703.57x = 1,276,800,946.47 × 528,745,145.52
  4. Step 4: Simplify right side
    925,226,703.57x = 675,102,302,241,353,856
  5. Step 5: Solve for x
    x = 675,102,302,241,353,856/925,226,703.57
  6. Step 6: Final answer
    x = 729,661,497.70

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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.