Home / 209,736,016.10-314,604,024.15-133,397,468.90

Finding the Fourth Proportional to 209,736,016.10, 314,604,024.15 and 133,397,468.90

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Solution

The fourth proportional to 209,736,016.10, 314,604,024.15 and 133,397,468.90 is: 200,096,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,736,016.10 : 314,604,024.15 = 133,397,468.90 : x
  2. Step 2: Convert to fraction form
    209,736,016.10/314,604,024.15 = 133,397,468.90/x
  3. Step 3: Cross multiply
    209,736,016.10x = 314,604,024.15 × 133,397,468.90
  4. Step 4: Simplify right side
    209,736,016.10x = 41,967,380,527,364,472
  5. Step 5: Solve for x
    x = 41,967,380,527,364,472/209,736,016.10
  6. Step 6: Final answer
    x = 200,096,203.35

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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.