Home / 768,730,215.59-1,153,291,956.48-223,471,749.59

Finding the Fourth Proportional to 768,730,215.59, 1,153,291,956.48 and 223,471,749.59

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Solution

The fourth proportional to 768,730,215.59, 1,153,291,956.48 and 223,471,749.59 is: 335,264,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,730,215.59 : 1,153,291,956.48 = 223,471,749.59 : x
  2. Step 2: Convert to fraction form
    768,730,215.59/1,153,291,956.48 = 223,471,749.59/x
  3. Step 3: Cross multiply
    768,730,215.59x = 1,153,291,956.48 × 223,471,749.59
  4. Step 4: Simplify right side
    768,730,215.59x = 257,728,171,296,893,280
  5. Step 5: Solve for x
    x = 257,728,171,296,893,280/768,730,215.59
  6. Step 6: Final answer
    x = 335,264,786.10

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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.