Home / 123,712,143,903.46-185,492,271,361.61-48,076,981,524.28

Finding the Fourth Proportional to 123,712,143,903.46, 185,492,271,361.61 and 48,076,981,524.28

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Solution

The fourth proportional to 123,712,143,903.46, 185,492,271,361.61 and 48,076,981,524.28 is: 72,085,958,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,712,143,903.46 : 185,492,271,361.61 = 48,076,981,524.28 : x
  2. Step 2: Convert to fraction form
    123,712,143,903.46/185,492,271,361.61 = 48,076,981,524.28/x
  3. Step 3: Cross multiply
    123,712,143,903.46x = 185,492,271,361.61 × 48,076,981,524.28
  4. Step 4: Simplify right side
    123,712,143,903.46x = 8,917,908,503,148,855,558,144
  5. Step 5: Solve for x
    x = 8,917,908,503,148,855,558,144/123,712,143,903.46
  6. Step 6: Final answer
    x = 72,085,958,756.87

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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.