Home / 101,537,281.32-152,303,015.28-28,753,889.88

Finding the Fourth Proportional to 101,537,281.32, 152,303,015.28 and 28,753,889.88

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Solution

The fourth proportional to 101,537,281.32, 152,303,015.28 and 28,753,889.88 is: 43,130,011.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,537,281.32 : 152,303,015.28 = 28,753,889.88 : x
  2. Step 2: Convert to fraction form
    101,537,281.32/152,303,015.28 = 28,753,889.88/x
  3. Step 3: Cross multiply
    101,537,281.32x = 152,303,015.28 × 28,753,889.88
  4. Step 4: Simplify right side
    101,537,281.32x = 4,379,304,129,753,077
  5. Step 5: Solve for x
    x = 4,379,304,129,753,077/101,537,281.32
  6. Step 6: Final answer
    x = 43,130,011.68

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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.