Home / 453,699,246.30-680,548,869.45-223,778,478.30

Finding the Fourth Proportional to 453,699,246.30, 680,548,869.45 and 223,778,478.30

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Solution

The fourth proportional to 453,699,246.30, 680,548,869.45 and 223,778,478.30 is: 335,667,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,699,246.30 : 680,548,869.45 = 223,778,478.30 : x
  2. Step 2: Convert to fraction form
    453,699,246.30/680,548,869.45 = 223,778,478.30/x
  3. Step 3: Cross multiply
    453,699,246.30x = 680,548,869.45 × 223,778,478.30
  4. Step 4: Simplify right side
    453,699,246.30x = 152,292,190,414,306,368
  5. Step 5: Solve for x
    x = 152,292,190,414,306,368/453,699,246.30
  6. Step 6: Final answer
    x = 335,667,717.45

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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.