Home / 255,456,139.60-383,184,209.40-73,709,246.80

Finding the Fourth Proportional to 255,456,139.60, 383,184,209.40 and 73,709,246.80

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Solution

The fourth proportional to 255,456,139.60, 383,184,209.40 and 73,709,246.80 is: 110,563,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,456,139.60 : 383,184,209.40 = 73,709,246.80 : x
  2. Step 2: Convert to fraction form
    255,456,139.60/383,184,209.40 = 73,709,246.80/x
  3. Step 3: Cross multiply
    255,456,139.60x = 383,184,209.40 × 73,709,246.80
  4. Step 4: Simplify right side
    255,456,139.60x = 28,244,219,460,527,476
  5. Step 5: Solve for x
    x = 28,244,219,460,527,476/255,456,139.60
  6. Step 6: Final answer
    x = 110,563,870.20

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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.