Home / 173,863,810.40-260,827,208.40-87,384,581.60

Finding the Fourth Proportional to 173,863,810.40, 260,827,208.40 and 87,384,581.60

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Solution

The fourth proportional to 173,863,810.40, 260,827,208.40 and 87,384,581.60 is: 131,092,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,863,810.40 : 260,827,208.40 = 87,384,581.60 : x
  2. Step 2: Convert to fraction form
    173,863,810.40/260,827,208.40 = 87,384,581.60/x
  3. Step 3: Cross multiply
    173,863,810.40x = 260,827,208.40 × 87,384,581.60
  4. Step 4: Simplify right side
    173,863,810.40x = 22,792,276,475,930,004
  5. Step 5: Solve for x
    x = 22,792,276,475,930,004/173,863,810.40
  6. Step 6: Final answer
    x = 131,092,700.80

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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.