Home / 49,810,172.80-74,715,259.20-47,896,985.20

Finding the Fourth Proportional to 49,810,172.80, 74,715,259.20 and 47,896,985.20

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Solution

The fourth proportional to 49,810,172.80, 74,715,259.20 and 47,896,985.20 is: 71,845,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,810,172.80 : 74,715,259.20 = 47,896,985.20 : x
  2. Step 2: Convert to fraction form
    49,810,172.80/74,715,259.20 = 47,896,985.20/x
  3. Step 3: Cross multiply
    49,810,172.80x = 74,715,259.20 × 47,896,985.20
  4. Step 4: Simplify right side
    49,810,172.80x = 3,578,635,664,116,564
  5. Step 5: Solve for x
    x = 3,578,635,664,116,564/49,810,172.80
  6. Step 6: Final answer
    x = 71,845,477.80

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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.