Home / 923,165,259.72-1,382,515,445.06-528,495,060.88

Finding the Fourth Proportional to 923,165,259.72, 1,382,515,445.06 and 528,495,060.88

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Solution

The fourth proportional to 923,165,259.72, 1,382,515,445.06 and 528,495,060.88 is: 791,464,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,165,259.72 : 1,382,515,445.06 = 528,495,060.88 : x
  2. Step 2: Convert to fraction form
    923,165,259.72/1,382,515,445.06 = 528,495,060.88/x
  3. Step 3: Cross multiply
    923,165,259.72x = 1,382,515,445.06 × 528,495,060.88
  4. Step 4: Simplify right side
    923,165,259.72x = 730,652,584,311,242,240
  5. Step 5: Solve for x
    x = 730,652,584,311,242,240/923,165,259.72
  6. Step 6: Final answer
    x = 791,464,558.08

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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.