Home / 124,823,807.80-186,870,758.10-88,991,999.80

Finding the Fourth Proportional to 124,823,807.80, 186,870,758.10 and 88,991,999.80

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Solution

The fourth proportional to 124,823,807.80, 186,870,758.10 and 88,991,999.80 is: 133,227,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,823,807.80 : 186,870,758.10 = 88,991,999.80 : x
  2. Step 2: Convert to fraction form
    124,823,807.80/186,870,758.10 = 88,991,999.80/x
  3. Step 3: Cross multiply
    124,823,807.80x = 186,870,758.10 × 88,991,999.80
  4. Step 4: Simplify right side
    124,823,807.80x = 16,630,002,467,461,048
  5. Step 5: Solve for x
    x = 16,630,002,467,461,048/124,823,807.80
  6. Step 6: Final answer
    x = 133,227,809.35

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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.