Home / 187,035,111.40-280,552,667.10-57,631,196.20

Finding the Fourth Proportional to 187,035,111.40, 280,552,667.10 and 57,631,196.20

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Solution

The fourth proportional to 187,035,111.40, 280,552,667.10 and 57,631,196.20 is: 86,446,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,035,111.40 : 280,552,667.10 = 57,631,196.20 : x
  2. Step 2: Convert to fraction form
    187,035,111.40/280,552,667.10 = 57,631,196.20/x
  3. Step 3: Cross multiply
    187,035,111.40x = 280,552,667.10 × 57,631,196.20
  4. Step 4: Simplify right side
    187,035,111.40x = 16,168,585,802,073,388
  5. Step 5: Solve for x
    x = 16,168,585,802,073,388/187,035,111.40
  6. Step 6: Final answer
    x = 86,446,794.30

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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.