Home / 99,804,583.40-149,545,911.90-56,545,140.20

Finding the Fourth Proportional to 99,804,583.40, 149,545,911.90 and 56,545,140.20

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Solution

The fourth proportional to 99,804,583.40, 149,545,911.90 and 56,545,140.20 is: 84,726,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,804,583.40 : 149,545,911.90 = 56,545,140.20 : x
  2. Step 2: Convert to fraction form
    99,804,583.40/149,545,911.90 = 56,545,140.20/x
  3. Step 3: Cross multiply
    99,804,583.40x = 149,545,911.90 × 56,545,140.20
  4. Step 4: Simplify right side
    99,804,583.40x = 8,456,094,554,722,349
  5. Step 5: Solve for x
    x = 8,456,094,554,722,349/99,804,583.40
  6. Step 6: Final answer
    x = 84,726,515.22

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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.