Home / 673,973,203.80-1,010,959,805.70-163,369,939.80

Finding the Fourth Proportional to 673,973,203.80, 1,010,959,805.70 and 163,369,939.80

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Solution

The fourth proportional to 673,973,203.80, 1,010,959,805.70 and 163,369,939.80 is: 245,054,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,973,203.80 : 1,010,959,805.70 = 163,369,939.80 : x
  2. Step 2: Convert to fraction form
    673,973,203.80/1,010,959,805.70 = 163,369,939.80/x
  3. Step 3: Cross multiply
    673,973,203.80x = 1,010,959,805.70 × 163,369,939.80
  4. Step 4: Simplify right side
    673,973,203.80x = 165,160,442,597,428,704
  5. Step 5: Solve for x
    x = 165,160,442,597,428,704/673,973,203.80
  6. Step 6: Final answer
    x = 245,054,909.70

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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.