Home / 157,464,759.40-236,197,139.10-108,147,034.60

Finding the Fourth Proportional to 157,464,759.40, 236,197,139.10 and 108,147,034.60

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Solution

The fourth proportional to 157,464,759.40, 236,197,139.10 and 108,147,034.60 is: 162,220,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,759.40 : 236,197,139.10 = 108,147,034.60 : x
  2. Step 2: Convert to fraction form
    157,464,759.40/236,197,139.10 = 108,147,034.60/x
  3. Step 3: Cross multiply
    157,464,759.40x = 236,197,139.10 × 108,147,034.60
  4. Step 4: Simplify right side
    157,464,759.40x = 25,544,020,174,668,712
  5. Step 5: Solve for x
    x = 25,544,020,174,668,712/157,464,759.40
  6. Step 6: Final answer
    x = 162,220,551.90

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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.