Home / 253,595,641.92-380,127,970.14-106,127,692.87

Finding the Fourth Proportional to 253,595,641.92, 380,127,970.14 and 106,127,692.87

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Solution

The fourth proportional to 253,595,641.92, 380,127,970.14 and 106,127,692.87 is: 159,080,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,595,641.92 : 380,127,970.14 = 106,127,692.87 : x
  2. Step 2: Convert to fraction form
    253,595,641.92/380,127,970.14 = 106,127,692.87/x
  3. Step 3: Cross multiply
    253,595,641.92x = 380,127,970.14 × 106,127,692.87
  4. Step 4: Simplify right side
    253,595,641.92x = 40,342,104,466,314,448
  5. Step 5: Solve for x
    x = 40,342,104,466,314,448/253,595,641.92
  6. Step 6: Final answer
    x = 159,080,432.77

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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.