Home / 85,546,391.82-128,327,128.29-24,136,088.46

Finding the Fourth Proportional to 85,546,391.82, 128,327,128.29 and 24,136,088.46

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Solution

The fourth proportional to 85,546,391.82, 128,327,128.29 and 24,136,088.46 is: 36,206,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,546,391.82 : 128,327,128.29 = 24,136,088.46 : x
  2. Step 2: Convert to fraction form
    85,546,391.82/128,327,128.29 = 24,136,088.46/x
  3. Step 3: Cross multiply
    85,546,391.82x = 128,327,128.29 × 24,136,088.46
  4. Step 4: Simplify right side
    85,546,391.82x = 3,097,314,920,225,209
  5. Step 5: Solve for x
    x = 3,097,314,920,225,209/85,546,391.82
  6. Step 6: Final answer
    x = 36,206,260.19

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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.