Home / 199,291,289.60-298,936,934.40-181,116,007.40

Finding the Fourth Proportional to 199,291,289.60, 298,936,934.40 and 181,116,007.40

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Solution

The fourth proportional to 199,291,289.60, 298,936,934.40 and 181,116,007.40 is: 271,674,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,289.60 : 298,936,934.40 = 181,116,007.40 : x
  2. Step 2: Convert to fraction form
    199,291,289.60/298,936,934.40 = 181,116,007.40/x
  3. Step 3: Cross multiply
    199,291,289.60x = 298,936,934.40 × 181,116,007.40
  4. Step 4: Simplify right side
    199,291,289.60x = 54,142,264,022,923,712
  5. Step 5: Solve for x
    x = 54,142,264,022,923,712/199,291,289.60
  6. Step 6: Final answer
    x = 271,674,011.10

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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.