Home / 630,207,360.40-944,673,311.40-371,289,305.20

Finding the Fourth Proportional to 630,207,360.40, 944,673,311.40 and 371,289,305.20

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Solution

The fourth proportional to 630,207,360.40, 944,673,311.40 and 371,289,305.20 is: 556,558,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,207,360.40 : 944,673,311.40 = 371,289,305.20 : x
  2. Step 2: Convert to fraction form
    630,207,360.40/944,673,311.40 = 371,289,305.20/x
  3. Step 3: Cross multiply
    630,207,360.40x = 944,673,311.40 × 371,289,305.20
  4. Step 4: Simplify right side
    630,207,360.40x = 350,747,097,430,689,216
  5. Step 5: Solve for x
    x = 350,747,097,430,689,216/630,207,360.40
  6. Step 6: Final answer
    x = 556,558,236.97

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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.