Home / 354,908,406.40-531,466,814.40-233,080,259.20

Finding the Fourth Proportional to 354,908,406.40, 531,466,814.40 and 233,080,259.20

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Solution

The fourth proportional to 354,908,406.40, 531,466,814.40 and 233,080,259.20 is: 349,032,090.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,908,406.40 : 531,466,814.40 = 233,080,259.20 : x
  2. Step 2: Convert to fraction form
    354,908,406.40/531,466,814.40 = 233,080,259.20/x
  3. Step 3: Cross multiply
    354,908,406.40x = 531,466,814.40 × 233,080,259.20
  4. Step 4: Simplify right side
    354,908,406.40x = 123,874,422,856,550,288
  5. Step 5: Solve for x
    x = 123,874,422,856,550,288/354,908,406.40
  6. Step 6: Final answer
    x = 349,032,090.03

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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.