Home / 940,767,896.38-1,410,849,734.76-310,358,244.36

Finding the Fourth Proportional to 940,767,896.38, 1,410,849,734.76 and 310,358,244.36

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Solution

The fourth proportional to 940,767,896.38, 1,410,849,734.76 and 310,358,244.36 is: 465,437,700.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,767,896.38 : 1,410,849,734.76 = 310,358,244.36 : x
  2. Step 2: Convert to fraction form
    940,767,896.38/1,410,849,734.76 = 310,358,244.36/x
  3. Step 3: Cross multiply
    940,767,896.38x = 1,410,849,734.76 × 310,358,244.36
  4. Step 4: Simplify right side
    940,767,896.38x = 437,868,846,735,885,312
  5. Step 5: Solve for x
    x = 437,868,846,735,885,312/940,767,896.38
  6. Step 6: Final answer
    x = 465,437,700.86

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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.