Home / 130,047,036.12-194,934,002.22-43,755,484.86

Finding the Fourth Proportional to 130,047,036.12, 194,934,002.22 and 43,755,484.86

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Solution

The fourth proportional to 130,047,036.12, 194,934,002.22 and 43,755,484.86 is: 65,587,283.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,047,036.12 : 194,934,002.22 = 43,755,484.86 : x
  2. Step 2: Convert to fraction form
    130,047,036.12/194,934,002.22 = 43,755,484.86/x
  3. Step 3: Cross multiply
    130,047,036.12x = 194,934,002.22 × 43,755,484.86
  4. Step 4: Simplify right side
    130,047,036.12x = 8,529,431,782,836,416
  5. Step 5: Solve for x
    x = 8,529,431,782,836,416/130,047,036.12
  6. Step 6: Final answer
    x = 65,587,283.17

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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.