Home / 697,795,253.70-962,963,818.65-384,540,707.22

Finding the Fourth Proportional to 697,795,253.70, 962,963,818.65 and 384,540,707.22

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Solution

The fourth proportional to 697,795,253.70, 962,963,818.65 and 384,540,707.22 is: 530,669,685.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,795,253.70 : 962,963,818.65 = 384,540,707.22 : x
  2. Step 2: Convert to fraction form
    697,795,253.70/962,963,818.65 = 384,540,707.22/x
  3. Step 3: Cross multiply
    697,795,253.70x = 962,963,818.65 × 384,540,707.22
  4. Step 4: Simplify right side
    697,795,253.70x = 370,298,787,850,942,848
  5. Step 5: Solve for x
    x = 370,298,787,850,942,848/697,795,253.70
  6. Step 6: Final answer
    x = 530,669,685.54

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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.