Home / 118,473,155.36-177,728,665.66-36,572,782.86

Finding the Fourth Proportional to 118,473,155.36, 177,728,665.66 and 36,572,782.86

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Solution

The fourth proportional to 118,473,155.36, 177,728,665.66 and 36,572,782.86 is: 54,865,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,473,155.36 : 177,728,665.66 = 36,572,782.86 : x
  2. Step 2: Convert to fraction form
    118,473,155.36/177,728,665.66 = 36,572,782.86/x
  3. Step 3: Cross multiply
    118,473,155.36x = 177,728,665.66 × 36,572,782.86
  4. Step 4: Simplify right side
    118,473,155.36x = 6,500,031,897,180,718
  5. Step 5: Solve for x
    x = 6,500,031,897,180,718/118,473,155.36
  6. Step 6: Final answer
    x = 54,865,018.81

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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.