Home / 108,807,562.30-163,211,343.45-28,028,530.30

Finding the Fourth Proportional to 108,807,562.30, 163,211,343.45 and 28,028,530.30

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Solution

The fourth proportional to 108,807,562.30, 163,211,343.45 and 28,028,530.30 is: 42,042,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,807,562.30 : 163,211,343.45 = 28,028,530.30 : x
  2. Step 2: Convert to fraction form
    108,807,562.30/163,211,343.45 = 28,028,530.30/x
  3. Step 3: Cross multiply
    108,807,562.30x = 163,211,343.45 × 28,028,530.30
  4. Step 4: Simplify right side
    108,807,562.30x = 4,574,574,085,192,031
  5. Step 5: Solve for x
    x = 4,574,574,085,192,031/108,807,562.30
  6. Step 6: Final answer
    x = 42,042,795.45

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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.