Home / 306,696,899.77-459,883,924.45-209,680,352.35

Finding the Fourth Proportional to 306,696,899.77, 459,883,924.45 and 209,680,352.35

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Solution

The fourth proportional to 306,696,899.77, 459,883,924.45 and 209,680,352.35 is: 314,410,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,696,899.77 : 459,883,924.45 = 209,680,352.35 : x
  2. Step 2: Convert to fraction form
    306,696,899.77/459,883,924.45 = 209,680,352.35/x
  3. Step 3: Cross multiply
    306,696,899.77x = 459,883,924.45 × 209,680,352.35
  4. Step 4: Simplify right side
    306,696,899.77x = 96,428,623,317,102,864
  5. Step 5: Solve for x
    x = 96,428,623,317,102,864/306,696,899.77
  6. Step 6: Final answer
    x = 314,410,166.49

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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.