Home / 173,706,885.92-260,610,758.40-70,022,582.72

Finding the Fourth Proportional to 173,706,885.92, 260,610,758.40 and 70,022,582.72

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Solution

The fourth proportional to 173,706,885.92, 260,610,758.40 and 70,022,582.72 is: 105,054,202.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,706,885.92 : 260,610,758.40 = 70,022,582.72 : x
  2. Step 2: Convert to fraction form
    173,706,885.92/260,610,758.40 = 70,022,582.72/x
  3. Step 3: Cross multiply
    173,706,885.92x = 260,610,758.40 × 70,022,582.72
  4. Step 4: Simplify right side
    173,706,885.92x = 18,248,638,387,785,936
  5. Step 5: Solve for x
    x = 18,248,638,387,785,936/173,706,885.92
  6. Step 6: Final answer
    x = 105,054,202.61

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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.