Home / 209,953,034.20-314,929,551.30-158,934,698.20

Finding the Fourth Proportional to 209,953,034.20, 314,929,551.30 and 158,934,698.20

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Solution

The fourth proportional to 209,953,034.20, 314,929,551.30 and 158,934,698.20 is: 238,402,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,034.20 : 314,929,551.30 = 158,934,698.20 : x
  2. Step 2: Convert to fraction form
    209,953,034.20/314,929,551.30 = 158,934,698.20/x
  3. Step 3: Cross multiply
    209,953,034.20x = 314,929,551.30 × 158,934,698.20
  4. Step 4: Simplify right side
    209,953,034.20x = 50,053,233,190,126,912
  5. Step 5: Solve for x
    x = 50,053,233,190,126,912/209,953,034.20
  6. Step 6: Final answer
    x = 238,402,047.30

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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.