Home / 149,446,526.29-206,239,859.45-83,366,554.57

Finding the Fourth Proportional to 149,446,526.29, 206,239,859.45 and 83,366,554.57

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Solution

The fourth proportional to 149,446,526.29, 206,239,859.45 and 83,366,554.57 is: 115,047,883.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,446,526.29 : 206,239,859.45 = 83,366,554.57 : x
  2. Step 2: Convert to fraction form
    149,446,526.29/206,239,859.45 = 83,366,554.57/x
  3. Step 3: Cross multiply
    149,446,526.29x = 206,239,859.45 × 83,366,554.57
  4. Step 4: Simplify right side
    149,446,526.29x = 17,193,506,496,930,720
  5. Step 5: Solve for x
    x = 17,193,506,496,930,720/149,446,526.29
  6. Step 6: Final answer
    x = 115,047,883.17

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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.