Home / 173,864,838.40-260,828,750.40-87,385,609.60

Finding the Fourth Proportional to 173,864,838.40, 260,828,750.40 and 87,385,609.60

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Solution

The fourth proportional to 173,864,838.40, 260,828,750.40 and 87,385,609.60 is: 131,094,242.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,864,838.40 : 260,828,750.40 = 87,385,609.60 : x
  2. Step 2: Convert to fraction form
    173,864,838.40/260,828,750.40 = 87,385,609.60/x
  3. Step 3: Cross multiply
    173,864,838.40x = 260,828,750.40 × 87,385,609.60
  4. Step 4: Simplify right side
    173,864,838.40x = 22,792,679,354,910,244
  5. Step 5: Solve for x
    x = 22,792,679,354,910,244/173,864,838.40
  6. Step 6: Final answer
    x = 131,094,242.89

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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.