Home / 209,550,211.20-314,325,316.80-65,943,043.20

Finding the Fourth Proportional to 209,550,211.20, 314,325,316.80 and 65,943,043.20

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Solution

The fourth proportional to 209,550,211.20, 314,325,316.80 and 65,943,043.20 is: 98,914,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,550,211.20 : 314,325,316.80 = 65,943,043.20 : x
  2. Step 2: Convert to fraction form
    209,550,211.20/314,325,316.80 = 65,943,043.20/x
  3. Step 3: Cross multiply
    209,550,211.20x = 314,325,316.80 × 65,943,043.20
  4. Step 4: Simplify right side
    209,550,211.20x = 20,727,567,944,596,088
  5. Step 5: Solve for x
    x = 20,727,567,944,596,088/209,550,211.20
  6. Step 6: Final answer
    x = 98,914,564.80

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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.