Home / 13,113,059,398.40-18,096,076,491.04-7,091,564,802.35

Finding the Fourth Proportional to 13,113,059,398.40, 18,096,076,491.04 and 7,091,564,802.35

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Solution

The fourth proportional to 13,113,059,398.40, 18,096,076,491.04 and 7,091,564,802.35 is: 9,786,388,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,059,398.40 : 18,096,076,491.04 = 7,091,564,802.35 : x
  2. Step 2: Convert to fraction form
    13,113,059,398.40/18,096,076,491.04 = 7,091,564,802.35/x
  3. Step 3: Cross multiply
    13,113,059,398.40x = 18,096,076,491.04 × 7,091,564,802.35
  4. Step 4: Simplify right side
    13,113,059,398.40x = 128,329,499,104,416,268,288
  5. Step 5: Solve for x
    x = 128,329,499,104,416,268,288/13,113,059,398.40
  6. Step 6: Final answer
    x = 9,786,388,912.42

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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.