Home / 231,832,006.30-347,748,009.45-163,807,558.30

Finding the Fourth Proportional to 231,832,006.30, 347,748,009.45 and 163,807,558.30

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Solution

The fourth proportional to 231,832,006.30, 347,748,009.45 and 163,807,558.30 is: 245,711,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,832,006.30 : 347,748,009.45 = 163,807,558.30 : x
  2. Step 2: Convert to fraction form
    231,832,006.30/347,748,009.45 = 163,807,558.30/x
  3. Step 3: Cross multiply
    231,832,006.30x = 347,748,009.45 × 163,807,558.30
  4. Step 4: Simplify right side
    231,832,006.30x = 56,963,752,331,689,832
  5. Step 5: Solve for x
    x = 56,963,752,331,689,832/231,832,006.30
  6. Step 6: Final answer
    x = 245,711,337.45

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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.