Home / 118,548,281.40-177,486,498.90-106,455,046.20

Finding the Fourth Proportional to 118,548,281.40, 177,486,498.90 and 106,455,046.20

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Solution

The fourth proportional to 118,548,281.40, 177,486,498.90 and 106,455,046.20 is: 159,380,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,548,281.40 : 177,486,498.90 = 106,455,046.20 : x
  2. Step 2: Convert to fraction form
    118,548,281.40/177,486,498.90 = 106,455,046.20/x
  3. Step 3: Cross multiply
    118,548,281.40x = 177,486,498.90 × 106,455,046.20
  4. Step 4: Simplify right side
    118,548,281.40x = 18,894,333,440,275,752
  5. Step 5: Solve for x
    x = 18,894,333,440,275,752/118,548,281.40
  6. Step 6: Final answer
    x = 159,380,913.98

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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.