Home / 884,571,313.20-1,326,856,969.80-302,218,265.40

Finding the Fourth Proportional to 884,571,313.20, 1,326,856,969.80 and 302,218,265.40

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Solution

The fourth proportional to 884,571,313.20, 1,326,856,969.80 and 302,218,265.40 is: 453,327,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,571,313.20 : 1,326,856,969.80 = 302,218,265.40 : x
  2. Step 2: Convert to fraction form
    884,571,313.20/1,326,856,969.80 = 302,218,265.40/x
  3. Step 3: Cross multiply
    884,571,313.20x = 1,326,856,969.80 × 302,218,265.40
  4. Step 4: Simplify right side
    884,571,313.20x = 401,000,411,846,856,128
  5. Step 5: Solve for x
    x = 401,000,411,846,856,128/884,571,313.20
  6. Step 6: Final answer
    x = 453,327,398.10

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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.