Home / 165,264,811.38-247,927,484.13-68,167,551.30

Finding the Fourth Proportional to 165,264,811.38, 247,927,484.13 and 68,167,551.30

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Solution

The fourth proportional to 165,264,811.38, 247,927,484.13 and 68,167,551.30 is: 102,263,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,264,811.38 : 247,927,484.13 = 68,167,551.30 : x
  2. Step 2: Convert to fraction form
    165,264,811.38/247,927,484.13 = 68,167,551.30/x
  3. Step 3: Cross multiply
    165,264,811.38x = 247,927,484.13 × 68,167,551.30
  4. Step 4: Simplify right side
    165,264,811.38x = 16,900,609,493,111,710
  5. Step 5: Solve for x
    x = 16,900,609,493,111,710/165,264,811.38
  6. Step 6: Final answer
    x = 102,263,811.35

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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.