Home / 118,104,111.20-177,156,166.80-98,993,813.60

Finding the Fourth Proportional to 118,104,111.20, 177,156,166.80 and 98,993,813.60

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Solution

The fourth proportional to 118,104,111.20, 177,156,166.80 and 98,993,813.60 is: 148,490,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,104,111.20 : 177,156,166.80 = 98,993,813.60 : x
  2. Step 2: Convert to fraction form
    118,104,111.20/177,156,166.80 = 98,993,813.60/x
  3. Step 3: Cross multiply
    118,104,111.20x = 177,156,166.80 × 98,993,813.60
  4. Step 4: Simplify right side
    118,104,111.20x = 17,537,364,554,289,708
  5. Step 5: Solve for x
    x = 17,537,364,554,289,708/118,104,111.20
  6. Step 6: Final answer
    x = 148,490,720.40

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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.