Home / 924,295,418.89-1,275,558,525.42-506,608,774.45

Finding the Fourth Proportional to 924,295,418.89, 1,275,558,525.42 and 506,608,774.45

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Solution

The fourth proportional to 924,295,418.89, 1,275,558,525.42 and 506,608,774.45 is: 699,137,016.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,295,418.89 : 1,275,558,525.42 = 506,608,774.45 : x
  2. Step 2: Convert to fraction form
    924,295,418.89/1,275,558,525.42 = 506,608,774.45/x
  3. Step 3: Cross multiply
    924,295,418.89x = 1,275,558,525.42 × 506,608,774.45
  4. Step 4: Simplify right side
    924,295,418.89x = 646,209,141,302,275,456
  5. Step 5: Solve for x
    x = 646,209,141,302,275,456/924,295,418.89
  6. Step 6: Final answer
    x = 699,137,016.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.