Home / 101,537,272.31-152,303,001.80-28,753,880.87

Finding the Fourth Proportional to 101,537,272.31, 152,303,001.80 and 28,753,880.87

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Solution

The fourth proportional to 101,537,272.31, 152,303,001.80 and 28,753,880.87 is: 43,129,998.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,537,272.31 : 152,303,001.80 = 28,753,880.87 : x
  2. Step 2: Convert to fraction form
    101,537,272.31/152,303,001.80 = 28,753,880.87/x
  3. Step 3: Cross multiply
    101,537,272.31x = 152,303,001.80 × 28,753,880.87
  4. Step 4: Simplify right side
    101,537,272.31x = 4,379,302,369,900,596
  5. Step 5: Solve for x
    x = 4,379,302,369,900,596/101,537,272.31
  6. Step 6: Final answer
    x = 43,129,998.18

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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.