Home / 243,577,447.40-365,366,171.10-236,402,993.90

Finding the Fourth Proportional to 243,577,447.40, 365,366,171.10 and 236,402,993.90

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Solution

The fourth proportional to 243,577,447.40, 365,366,171.10 and 236,402,993.90 is: 354,604,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,577,447.40 : 365,366,171.10 = 236,402,993.90 : x
  2. Step 2: Convert to fraction form
    243,577,447.40/365,366,171.10 = 236,402,993.90/x
  3. Step 3: Cross multiply
    243,577,447.40x = 365,366,171.10 × 236,402,993.90
  4. Step 4: Simplify right side
    243,577,447.40x = 86,373,656,717,819,664
  5. Step 5: Solve for x
    x = 86,373,656,717,819,664/243,577,447.40
  6. Step 6: Final answer
    x = 354,604,490.85

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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.