Home / 116,666,746.20-174,888,144.90-90,744,672.60

Finding the Fourth Proportional to 116,666,746.20, 174,888,144.90 and 90,744,672.60

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Solution

The fourth proportional to 116,666,746.20, 174,888,144.90 and 90,744,672.60 is: 136,029,913.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,666,746.20 : 174,888,144.90 = 90,744,672.60 : x
  2. Step 2: Convert to fraction form
    116,666,746.20/174,888,144.90 = 90,744,672.60/x
  3. Step 3: Cross multiply
    116,666,746.20x = 174,888,144.90 × 90,744,672.60
  4. Step 4: Simplify right side
    116,666,746.20x = 15,870,167,450,571,860
  5. Step 5: Solve for x
    x = 15,870,167,450,571,860/116,666,746.20
  6. Step 6: Final answer
    x = 136,029,913.99

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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.