Home / 156,982,644-235,455,998.78-41,976,154.40

Finding the Fourth Proportional to 156,982,644, 235,455,998.78 and 41,976,154.40

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Solution

The fourth proportional to 156,982,644, 235,455,998.78 and 41,976,154.40 is: 62,959,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,982,644 : 235,455,998.78 = 41,976,154.40 : x
  2. Step 2: Convert to fraction form
    156,982,644/235,455,998.78 = 41,976,154.40/x
  3. Step 3: Cross multiply
    156,982,644x = 235,455,998.78 × 41,976,154.40
  4. Step 4: Simplify right side
    156,982,644x = 9,883,537,358,123,152
  5. Step 5: Solve for x
    x = 9,883,537,358,123,152/156,982,644
  6. Step 6: Final answer
    x = 62,959,427.27

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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.