Home / 124,404,728.20-186,470,234.70-43,584,094.60

Finding the Fourth Proportional to 124,404,728.20, 186,470,234.70 and 43,584,094.60

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Solution

The fourth proportional to 124,404,728.20, 186,470,234.70 and 43,584,094.60 is: 65,328,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,404,728.20 : 186,470,234.70 = 43,584,094.60 : x
  2. Step 2: Convert to fraction form
    124,404,728.20/186,470,234.70 = 43,584,094.60/x
  3. Step 3: Cross multiply
    124,404,728.20x = 186,470,234.70 × 43,584,094.60
  4. Step 4: Simplify right side
    124,404,728.20x = 8,127,136,349,249,002
  5. Step 5: Solve for x
    x = 8,127,136,349,249,002/124,404,728.20
  6. Step 6: Final answer
    x = 65,328,195.05

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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.