Home / 209,952,246.90-314,928,370.35-171,657,002.10

Finding the Fourth Proportional to 209,952,246.90, 314,928,370.35 and 171,657,002.10

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Solution

The fourth proportional to 209,952,246.90, 314,928,370.35 and 171,657,002.10 is: 257,485,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,246.90 : 314,928,370.35 = 171,657,002.10 : x
  2. Step 2: Convert to fraction form
    209,952,246.90/314,928,370.35 = 171,657,002.10/x
  3. Step 3: Cross multiply
    209,952,246.90x = 314,928,370.35 × 171,657,002.10
  4. Step 4: Simplify right side
    209,952,246.90x = 54,059,659,930,519,528
  5. Step 5: Solve for x
    x = 54,059,659,930,519,528/209,952,246.90
  6. Step 6: Final answer
    x = 257,485,503.15

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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.