Home / 118,459,006.20-177,793,485.30-69,876,113.40

Finding the Fourth Proportional to 118,459,006.20, 177,793,485.30 and 69,876,113.40

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Solution

The fourth proportional to 118,459,006.20, 177,793,485.30 and 69,876,113.40 is: 104,876,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,459,006.20 : 177,793,485.30 = 69,876,113.40 : x
  2. Step 2: Convert to fraction form
    118,459,006.20/177,793,485.30 = 69,876,113.40/x
  3. Step 3: Cross multiply
    118,459,006.20x = 177,793,485.30 × 69,876,113.40
  4. Step 4: Simplify right side
    118,459,006.20x = 12,423,517,740,604,034
  5. Step 5: Solve for x
    x = 12,423,517,740,604,034/118,459,006.20
  6. Step 6: Final answer
    x = 104,876,092.91

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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.