Home / 173,863,808.90-260,827,206.15-87,384,580.10

Finding the Fourth Proportional to 173,863,808.90, 260,827,206.15 and 87,384,580.10

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Solution

The fourth proportional to 173,863,808.90, 260,827,206.15 and 87,384,580.10 is: 131,092,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,863,808.90 : 260,827,206.15 = 87,384,580.10 : x
  2. Step 2: Convert to fraction form
    173,863,808.90/260,827,206.15 = 87,384,580.10/x
  3. Step 3: Cross multiply
    173,863,808.90x = 260,827,206.15 × 87,384,580.10
  4. Step 4: Simplify right side
    173,863,808.90x = 22,792,275,888,073,888
  5. Step 5: Solve for x
    x = 22,792,275,888,073,888/173,863,808.90
  6. Step 6: Final answer
    x = 131,092,698.55

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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.