Home / 13,113,059,250.12-18,096,076,286.21-7,091,564,653.81

Finding the Fourth Proportional to 13,113,059,250.12, 18,096,076,286.21 and 7,091,564,653.81

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Solution

The fourth proportional to 13,113,059,250.12, 18,096,076,286.21 and 7,091,564,653.81 is: 9,786,388,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,059,250.12 : 18,096,076,286.21 = 7,091,564,653.81 : x
  2. Step 2: Convert to fraction form
    13,113,059,250.12/18,096,076,286.21 = 7,091,564,653.81/x
  3. Step 3: Cross multiply
    13,113,059,250.12x = 18,096,076,286.21 × 7,091,564,653.81
  4. Step 4: Simplify right side
    13,113,059,250.12x = 128,329,494,963,982,794,752
  5. Step 5: Solve for x
    x = 128,329,494,963,982,794,752/13,113,059,250.12
  6. Step 6: Final answer
    x = 9,786,388,707.33

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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.