Home / 117,216,014.40-175,824,021.60-80,936,308.80

Finding the Fourth Proportional to 117,216,014.40, 175,824,021.60 and 80,936,308.80

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Solution

The fourth proportional to 117,216,014.40, 175,824,021.60 and 80,936,308.80 is: 121,404,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,216,014.40 : 175,824,021.60 = 80,936,308.80 : x
  2. Step 2: Convert to fraction form
    117,216,014.40/175,824,021.60 = 80,936,308.80/x
  3. Step 3: Cross multiply
    117,216,014.40x = 175,824,021.60 × 80,936,308.80
  4. Step 4: Simplify right side
    117,216,014.40x = 14,230,547,306,675,470
  5. Step 5: Solve for x
    x = 14,230,547,306,675,470/117,216,014.40
  6. Step 6: Final answer
    x = 121,404,463.20

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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.