Home / 49,830,079.60-74,745,119.40-45,047,110.60

Finding the Fourth Proportional to 49,830,079.60, 74,745,119.40 and 45,047,110.60

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Solution

The fourth proportional to 49,830,079.60, 74,745,119.40 and 45,047,110.60 is: 67,570,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,830,079.60 : 74,745,119.40 = 45,047,110.60 : x
  2. Step 2: Convert to fraction form
    49,830,079.60/74,745,119.40 = 45,047,110.60/x
  3. Step 3: Cross multiply
    49,830,079.60x = 74,745,119.40 × 45,047,110.60
  4. Step 4: Simplify right side
    49,830,079.60x = 3,367,051,660,422,006
  5. Step 5: Solve for x
    x = 3,367,051,660,422,006/49,830,079.60
  6. Step 6: Final answer
    x = 67,570,665.90

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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.