Home / 363,426,353.10-545,139,529.65-218,307,530.70

Finding the Fourth Proportional to 363,426,353.10, 545,139,529.65 and 218,307,530.70

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Solution

The fourth proportional to 363,426,353.10, 545,139,529.65 and 218,307,530.70 is: 327,461,296.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,426,353.10 : 545,139,529.65 = 218,307,530.70 : x
  2. Step 2: Convert to fraction form
    363,426,353.10/545,139,529.65 = 218,307,530.70/x
  3. Step 3: Cross multiply
    363,426,353.10x = 545,139,529.65 × 218,307,530.70
  4. Step 4: Simplify right side
    363,426,353.10x = 119,008,064,604,850,928
  5. Step 5: Solve for x
    x = 119,008,064,604,850,928/363,426,353.10
  6. Step 6: Final answer
    x = 327,461,296.05

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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.