Home / 967,107,727.80-1,450,946,207.88-312,046,465.32

Finding the Fourth Proportional to 967,107,727.80, 1,450,946,207.88 and 312,046,465.32

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Solution

The fourth proportional to 967,107,727.80, 1,450,946,207.88 and 312,046,465.32 is: 468,161,532.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,107,727.80 : 1,450,946,207.88 = 312,046,465.32 : x
  2. Step 2: Convert to fraction form
    967,107,727.80/1,450,946,207.88 = 312,046,465.32/x
  3. Step 3: Cross multiply
    967,107,727.80x = 1,450,946,207.88 × 312,046,465.32
  4. Step 4: Simplify right side
    967,107,727.80x = 452,762,635,538,411,968
  5. Step 5: Solve for x
    x = 452,762,635,538,411,968/967,107,727.80
  6. Step 6: Final answer
    x = 468,161,532.09

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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.