Home / 435,668,874-653,630,947.20-140,558,010

Finding the Fourth Proportional to 435,668,874, 653,630,947.20 and 140,558,010

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Solution

The fourth proportional to 435,668,874, 653,630,947.20 and 140,558,010 is: 210,878,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,668,874 : 653,630,947.20 = 140,558,010 : x
  2. Step 2: Convert to fraction form
    435,668,874/653,630,947.20 = 140,558,010/x
  3. Step 3: Cross multiply
    435,668,874x = 653,630,947.20 × 140,558,010
  4. Step 4: Simplify right side
    435,668,874x = 91,873,065,212,847,072
  5. Step 5: Solve for x
    x = 91,873,065,212,847,072/435,668,874
  6. Step 6: Final answer
    x = 210,878,193.73

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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.