Home / 187,742,818.60-281,614,227.90-95,909,813.80

Finding the Fourth Proportional to 187,742,818.60, 281,614,227.90 and 95,909,813.80

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Solution

The fourth proportional to 187,742,818.60, 281,614,227.90 and 95,909,813.80 is: 143,864,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,742,818.60 : 281,614,227.90 = 95,909,813.80 : x
  2. Step 2: Convert to fraction form
    187,742,818.60/281,614,227.90 = 95,909,813.80/x
  3. Step 3: Cross multiply
    187,742,818.60x = 281,614,227.90 × 95,909,813.80
  4. Step 4: Simplify right side
    187,742,818.60x = 27,009,568,161,319,760
  5. Step 5: Solve for x
    x = 27,009,568,161,319,760/187,742,818.60
  6. Step 6: Final answer
    x = 143,864,720.70

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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.