Home / 187,404,206.88-258,603,685.20-114,057,242.40

Finding the Fourth Proportional to 187,404,206.88, 258,603,685.20 and 114,057,242.40

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Solution

The fourth proportional to 187,404,206.88, 258,603,685.20 and 114,057,242.40 is: 157,390,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,404,206.88 : 258,603,685.20 = 114,057,242.40 : x
  2. Step 2: Convert to fraction form
    187,404,206.88/258,603,685.20 = 114,057,242.40/x
  3. Step 3: Cross multiply
    187,404,206.88x = 258,603,685.20 × 114,057,242.40
  4. Step 4: Simplify right side
    187,404,206.88x = 29,495,623,208,389,692
  5. Step 5: Solve for x
    x = 29,495,623,208,389,692/187,404,206.88
  6. Step 6: Final answer
    x = 157,390,400.67

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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.