Home / 15,586,382,124.84-21,510,810,483.04-9,483,167,968.86

Finding the Fourth Proportional to 15,586,382,124.84, 21,510,810,483.04 and 9,483,167,968.86

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Solution

The fourth proportional to 15,586,382,124.84, 21,510,810,483.04 and 9,483,167,968.86 is: 13,087,747,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586,382,124.84 : 21,510,810,483.04 = 9,483,167,968.86 : x
  2. Step 2: Convert to fraction form
    15,586,382,124.84/21,510,810,483.04 = 9,483,167,968.86/x
  3. Step 3: Cross multiply
    15,586,382,124.84x = 21,510,810,483.04 × 9,483,167,968.86
  4. Step 4: Simplify right side
    15,586,382,124.84x = 203,990,628,956,982,870,016
  5. Step 5: Solve for x
    x = 203,990,628,956,982,870,016/15,586,382,124.84
  6. Step 6: Final answer
    x = 13,087,747,196.44

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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.