Home / 416,709,404.68-575,069,536.98-228,545,189.64

Finding the Fourth Proportional to 416,709,404.68, 575,069,536.98 and 228,545,189.64

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Solution

The fourth proportional to 416,709,404.68, 575,069,536.98 and 228,545,189.64 is: 315,398,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,709,404.68 : 575,069,536.98 = 228,545,189.64 : x
  2. Step 2: Convert to fraction form
    416,709,404.68/575,069,536.98 = 228,545,189.64/x
  3. Step 3: Cross multiply
    416,709,404.68x = 575,069,536.98 × 228,545,189.64
  4. Step 4: Simplify right side
    416,709,404.68x = 131,429,376,385,281,088
  5. Step 5: Solve for x
    x = 131,429,376,385,281,088/416,709,404.68
  6. Step 6: Final answer
    x = 315,398,152.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.