Home / 239,654,074.80-359,233,106.40-130,248,087.60

Finding the Fourth Proportional to 239,654,074.80, 359,233,106.40 and 130,248,087.60

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Solution

The fourth proportional to 239,654,074.80, 359,233,106.40 and 130,248,087.60 is: 195,237,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,654,074.80 : 359,233,106.40 = 130,248,087.60 : x
  2. Step 2: Convert to fraction form
    239,654,074.80/359,233,106.40 = 130,248,087.60/x
  3. Step 3: Cross multiply
    239,654,074.80x = 359,233,106.40 × 130,248,087.60
  4. Step 4: Simplify right side
    239,654,074.80x = 46,789,425,111,207,312
  5. Step 5: Solve for x
    x = 46,789,425,111,207,312/239,654,074.80
  6. Step 6: Final answer
    x = 195,237,344.29

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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.