Home / 409,211,602.29-613,403,710.52-176,194,275.57

Finding the Fourth Proportional to 409,211,602.29, 613,403,710.52 and 176,194,275.57

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Solution

The fourth proportional to 409,211,602.29, 613,403,710.52 and 176,194,275.57 is: 264,113,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,211,602.29 : 613,403,710.52 = 176,194,275.57 : x
  2. Step 2: Convert to fraction form
    409,211,602.29/613,403,710.52 = 176,194,275.57/x
  3. Step 3: Cross multiply
    409,211,602.29x = 613,403,710.52 × 176,194,275.57
  4. Step 4: Simplify right side
    409,211,602.29x = 108,078,222,406,140,416
  5. Step 5: Solve for x
    x = 108,078,222,406,140,416/409,211,602.29
  6. Step 6: Final answer
    x = 264,113,289.56

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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.