Home / 354,905,022.40-531,461,738.40-233,076,875.20

Finding the Fourth Proportional to 354,905,022.40, 531,461,738.40 and 233,076,875.20

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Solution

The fourth proportional to 354,905,022.40, 531,461,738.40 and 233,076,875.20 is: 349,027,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,905,022.40 : 531,461,738.40 = 233,076,875.20 : x
  2. Step 2: Convert to fraction form
    354,905,022.40/531,461,738.40 = 233,076,875.20/x
  3. Step 3: Cross multiply
    354,905,022.40x = 531,461,738.40 × 233,076,875.20
  4. Step 4: Simplify right side
    354,905,022.40x = 123,871,441,274,631,840
  5. Step 5: Solve for x
    x = 123,871,441,274,631,840/354,905,022.40
  6. Step 6: Final answer
    x = 349,027,016.97

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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.