Home / 161,813,758.31-223,363,712.01-106,062,771.50

Finding the Fourth Proportional to 161,813,758.31, 223,363,712.01 and 106,062,771.50

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Solution

The fourth proportional to 161,813,758.31, 223,363,712.01 and 106,062,771.50 is: 146,406,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,813,758.31 : 223,363,712.01 = 106,062,771.50 : x
  2. Step 2: Convert to fraction form
    161,813,758.31/223,363,712.01 = 106,062,771.50/x
  3. Step 3: Cross multiply
    161,813,758.31x = 223,363,712.01 × 106,062,771.50
  4. Step 4: Simplify right side
    161,813,758.31x = 23,690,574,348,308,436
  5. Step 5: Solve for x
    x = 23,690,574,348,308,436/161,813,758.31
  6. Step 6: Final answer
    x = 146,406,427.96

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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.