Home / 545,456,928.60-752,507,722.62-402,744,713.76

Finding the Fourth Proportional to 545,456,928.60, 752,507,722.62 and 402,744,713.76

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Solution

The fourth proportional to 545,456,928.60, 752,507,722.62 and 402,744,713.76 is: 555,623,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,456,928.60 : 752,507,722.62 = 402,744,713.76 : x
  2. Step 2: Convert to fraction form
    545,456,928.60/752,507,722.62 = 402,744,713.76/x
  3. Step 3: Cross multiply
    545,456,928.60x = 752,507,722.62 × 402,744,713.76
  4. Step 4: Simplify right side
    545,456,928.60x = 303,068,507,348,781,376
  5. Step 5: Solve for x
    x = 303,068,507,348,781,376/545,456,928.60
  6. Step 6: Final answer
    x = 555,623,169.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.