Home / 1,580,710,114-2,371,070,375.70-400,289,947.12

Finding the Fourth Proportional to 1,580,710,114, 2,371,070,375.70 and 400,289,947.12

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Solution

The fourth proportional to 1,580,710,114, 2,371,070,375.70 and 400,289,947.12 is: 600,436,238.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,710,114 : 2,371,070,375.70 = 400,289,947.12 : x
  2. Step 2: Convert to fraction form
    1,580,710,114/2,371,070,375.70 = 400,289,947.12/x
  3. Step 3: Cross multiply
    1,580,710,114x = 2,371,070,375.70 × 400,289,947.12
  4. Step 4: Simplify right side
    1,580,710,114x = 949,115,635,306,751,488
  5. Step 5: Solve for x
    x = 949,115,635,306,751,488/1,580,710,114
  6. Step 6: Final answer
    x = 600,436,238.69

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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.