Home / 49,789,871.60-74,684,807.40-46,766,562.80

Finding the Fourth Proportional to 49,789,871.60, 74,684,807.40 and 46,766,562.80

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Solution

The fourth proportional to 49,789,871.60, 74,684,807.40 and 46,766,562.80 is: 70,149,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,789,871.60 : 74,684,807.40 = 46,766,562.80 : x
  2. Step 2: Convert to fraction form
    49,789,871.60/74,684,807.40 = 46,766,562.80/x
  3. Step 3: Cross multiply
    49,789,871.60x = 74,684,807.40 × 46,766,562.80
  4. Step 4: Simplify right side
    49,789,871.60x = 3,492,751,735,478,005
  5. Step 5: Solve for x
    x = 3,492,751,735,478,005/49,789,871.60
  6. Step 6: Final answer
    x = 70,149,844.20

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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.