Home / 373,247,999.80-559,871,999.70-359,643,110.20

Finding the Fourth Proportional to 373,247,999.80, 559,871,999.70 and 359,643,110.20

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Solution

The fourth proportional to 373,247,999.80, 559,871,999.70 and 359,643,110.20 is: 539,464,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,247,999.80 : 559,871,999.70 = 359,643,110.20 : x
  2. Step 2: Convert to fraction form
    373,247,999.80/559,871,999.70 = 359,643,110.20/x
  3. Step 3: Cross multiply
    373,247,999.80x = 559,871,999.70 × 359,643,110.20
  4. Step 4: Simplify right side
    373,247,999.80x = 201,354,107,286,001,472
  5. Step 5: Solve for x
    x = 201,354,107,286,001,472/373,247,999.80
  6. Step 6: Final answer
    x = 539,464,665.30

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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.