Home / 300,857,988,014.06-415,187,315,597.04-163,681,594,095.76

Finding the Fourth Proportional to 300,857,988,014.06, 415,187,315,597.04 and 163,681,594,095.76

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Solution

The fourth proportional to 300,857,988,014.06, 415,187,315,597.04 and 163,681,594,095.76 is: 225,882,390,937.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,857,988,014.06 : 415,187,315,597.04 = 163,681,594,095.76 : x
  2. Step 2: Convert to fraction form
    300,857,988,014.06/415,187,315,597.04 = 163,681,594,095.76/x
  3. Step 3: Cross multiply
    300,857,988,014.06x = 415,187,315,597.04 × 163,681,594,095.76
  4. Step 4: Simplify right side
    300,857,988,014.06x = 67,958,521,665,262,909,915,136
  5. Step 5: Solve for x
    x = 67,958,521,665,262,909,915,136/300,857,988,014.06
  6. Step 6: Final answer
    x = 225,882,390,937.50

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1.5x scale

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.