Home / 1,696,839,867.65-2,545,626,152.45-516,512,645.24

Finding the Fourth Proportional to 1,696,839,867.65, 2,545,626,152.45 and 516,512,645.24

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Solution

The fourth proportional to 1,696,839,867.65, 2,545,626,152.45 and 516,512,645.24 is: 774,880,483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,839,867.65 : 2,545,626,152.45 = 516,512,645.24 : x
  2. Step 2: Convert to fraction form
    1,696,839,867.65/2,545,626,152.45 = 516,512,645.24/x
  3. Step 3: Cross multiply
    1,696,839,867.65x = 2,545,626,152.45 × 516,512,645.24
  4. Step 4: Simplify right side
    1,696,839,867.65x = 1,314,848,097,782,636,032
  5. Step 5: Solve for x
    x = 1,314,848,097,782,636,032/1,696,839,867.65
  6. Step 6: Final answer
    x = 774,880,483.92

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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.