Home / 118,215,515.40-177,323,273.10-96,957,875.40

Finding the Fourth Proportional to 118,215,515.40, 177,323,273.10 and 96,957,875.40

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Solution

The fourth proportional to 118,215,515.40, 177,323,273.10 and 96,957,875.40 is: 145,436,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,215,515.40 : 177,323,273.10 = 96,957,875.40 : x
  2. Step 2: Convert to fraction form
    118,215,515.40/177,323,273.10 = 96,957,875.40/x
  3. Step 3: Cross multiply
    118,215,515.40x = 177,323,273.10 × 96,957,875.40
  4. Step 4: Simplify right side
    118,215,515.40x = 17,192,887,818,749,972
  5. Step 5: Solve for x
    x = 17,192,887,818,749,972/118,215,515.40
  6. Step 6: Final answer
    x = 145,436,813.10

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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.