Home / 240,364,358.20-331,698,840.78-135,938,510.20

Finding the Fourth Proportional to 240,364,358.20, 331,698,840.78 and 135,938,510.20

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Solution

The fourth proportional to 240,364,358.20, 331,698,840.78 and 135,938,510.20 is: 187,592,896.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,364,358.20 : 331,698,840.78 = 135,938,510.20 : x
  2. Step 2: Convert to fraction form
    240,364,358.20/331,698,840.78 = 135,938,510.20/x
  3. Step 3: Cross multiply
    240,364,358.20x = 331,698,840.78 × 135,938,510.20
  4. Step 4: Simplify right side
    240,364,358.20x = 45,090,646,250,700,200
  5. Step 5: Solve for x
    x = 45,090,646,250,700,200/240,364,358.20
  6. Step 6: Final answer
    x = 187,592,896.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.