Home / 209,550,206.20-314,325,309.30-65,943,038.20

Finding the Fourth Proportional to 209,550,206.20, 314,325,309.30 and 65,943,038.20

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Solution

The fourth proportional to 209,550,206.20, 314,325,309.30 and 65,943,038.20 is: 98,914,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,550,206.20 : 314,325,309.30 = 65,943,038.20 : x
  2. Step 2: Convert to fraction form
    209,550,206.20/314,325,309.30 = 65,943,038.20/x
  3. Step 3: Cross multiply
    209,550,206.20x = 314,325,309.30 × 65,943,038.20
  4. Step 4: Simplify right side
    209,550,206.20x = 20,727,565,878,396,716
  5. Step 5: Solve for x
    x = 20,727,565,878,396,716/209,550,206.20
  6. Step 6: Final answer
    x = 98,914,557.30

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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.