Home / 161,813,757.81-223,363,711.32-106,062,771

Finding the Fourth Proportional to 161,813,757.81, 223,363,711.32 and 106,062,771

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Solution

The fourth proportional to 161,813,757.81, 223,363,711.32 and 106,062,771 is: 146,406,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,813,757.81 : 223,363,711.32 = 106,062,771 : x
  2. Step 2: Convert to fraction form
    161,813,757.81/223,363,711.32 = 106,062,771/x
  3. Step 3: Cross multiply
    161,813,757.81x = 223,363,711.32 × 106,062,771
  4. Step 4: Simplify right side
    161,813,757.81x = 23,690,574,163,443,268
  5. Step 5: Solve for x
    x = 23,690,574,163,443,268/161,813,757.81
  6. Step 6: Final answer
    x = 146,406,427.27

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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.