Home / 194,885,410.73-268,875,658.10-111,193,417.74

Finding the Fourth Proportional to 194,885,410.73, 268,875,658.10 and 111,193,417.74

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Solution

The fourth proportional to 194,885,410.73, 268,875,658.10 and 111,193,417.74 is: 153,409,140.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,885,410.73 : 268,875,658.10 = 111,193,417.74 : x
  2. Step 2: Convert to fraction form
    194,885,410.73/268,875,658.10 = 111,193,417.74/x
  3. Step 3: Cross multiply
    194,885,410.73x = 268,875,658.10 × 111,193,417.74
  4. Step 4: Simplify right side
    194,885,410.73x = 29,897,203,371,892,080
  5. Step 5: Solve for x
    x = 29,897,203,371,892,080/194,885,410.73
  6. Step 6: Final answer
    x = 153,409,140.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.