Home / 12,481,528,457.16-18,728,729,520.30-5,849,831,332.62

Finding the Fourth Proportional to 12,481,528,457.16, 18,728,729,520.30 and 5,849,831,332.62

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Solution

The fourth proportional to 12,481,528,457.16, 18,728,729,520.30 and 5,849,831,332.62 is: 8,777,763,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,528,457.16 : 18,728,729,520.30 = 5,849,831,332.62 : x
  2. Step 2: Convert to fraction form
    12,481,528,457.16/18,728,729,520.30 = 5,849,831,332.62/x
  3. Step 3: Cross multiply
    12,481,528,457.16x = 18,728,729,520.30 × 5,849,831,332.62
  4. Step 4: Simplify right side
    12,481,528,457.16x = 109,559,908,768,016,072,704
  5. Step 5: Solve for x
    x = 109,559,908,768,016,072,704/12,481,528,457.16
  6. Step 6: Final answer
    x = 8,777,763,808.66

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1.5x scale

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.