Home / 295,033,660.40-442,550,490.60-279,917,116.40

Finding the Fourth Proportional to 295,033,660.40, 442,550,490.60 and 279,917,116.40

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Solution

The fourth proportional to 295,033,660.40, 442,550,490.60 and 279,917,116.40 is: 419,875,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,033,660.40 : 442,550,490.60 = 279,917,116.40 : x
  2. Step 2: Convert to fraction form
    295,033,660.40/442,550,490.60 = 279,917,116.40/x
  3. Step 3: Cross multiply
    295,033,660.40x = 442,550,490.60 × 279,917,116.40
  4. Step 4: Simplify right side
    295,033,660.40x = 123,877,457,190,157,296
  5. Step 5: Solve for x
    x = 123,877,457,190,157,296/295,033,660.40
  6. Step 6: Final answer
    x = 419,875,674.60

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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.