Home / 255,096,586.80-382,644,880.20-140,434,801.20

Finding the Fourth Proportional to 255,096,586.80, 382,644,880.20 and 140,434,801.20

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Solution

The fourth proportional to 255,096,586.80, 382,644,880.20 and 140,434,801.20 is: 210,652,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,096,586.80 : 382,644,880.20 = 140,434,801.20 : x
  2. Step 2: Convert to fraction form
    255,096,586.80/382,644,880.20 = 140,434,801.20/x
  3. Step 3: Cross multiply
    255,096,586.80x = 382,644,880.20 × 140,434,801.20
  4. Step 4: Simplify right side
    255,096,586.80x = 53,736,657,681,084,808
  5. Step 5: Solve for x
    x = 53,736,657,681,084,808/255,096,586.80
  6. Step 6: Final answer
    x = 210,652,201.80

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1.5x scale

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.