Home / 186,409,026.46-280,226,521.77-172,924,957.68

Finding the Fourth Proportional to 186,409,026.46, 280,226,521.77 and 172,924,957.68

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Solution

The fourth proportional to 186,409,026.46, 280,226,521.77 and 172,924,957.68 is: 259,956,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,409,026.46 : 280,226,521.77 = 172,924,957.68 : x
  2. Step 2: Convert to fraction form
    186,409,026.46/280,226,521.77 = 172,924,957.68/x
  3. Step 3: Cross multiply
    186,409,026.46x = 280,226,521.77 × 172,924,957.68
  4. Step 4: Simplify right side
    186,409,026.46x = 48,458,159,417,890,848
  5. Step 5: Solve for x
    x = 48,458,159,417,890,848/186,409,026.46
  6. Step 6: Final answer
    x = 259,956,077.98

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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.