Home / 141,479,346.06-212,219,019.29-39,243,383.69

Finding the Fourth Proportional to 141,479,346.06, 212,219,019.29 and 39,243,383.69

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Solution

The fourth proportional to 141,479,346.06, 212,219,019.29 and 39,243,383.69 is: 58,865,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,479,346.06 : 212,219,019.29 = 39,243,383.69 : x
  2. Step 2: Convert to fraction form
    141,479,346.06/212,219,019.29 = 39,243,383.69/x
  3. Step 3: Cross multiply
    141,479,346.06x = 212,219,019.29 × 39,243,383.69
  4. Step 4: Simplify right side
    141,479,346.06x = 8,328,192,399,349,995
  5. Step 5: Solve for x
    x = 8,328,192,399,349,995/141,479,346.06
  6. Step 6: Final answer
    x = 58,865,075.58

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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.