Home / 13,581,716,570.16-18,742,764,648.60-7,560,091,111.92

Finding the Fourth Proportional to 13,581,716,570.16, 18,742,764,648.60 and 7,560,091,111.92

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Solution

The fourth proportional to 13,581,716,570.16, 18,742,764,648.60 and 7,560,091,111.92 is: 10,432,923,386.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,581,716,570.16 : 18,742,764,648.60 = 7,560,091,111.92 : x
  2. Step 2: Convert to fraction form
    13,581,716,570.16/18,742,764,648.60 = 7,560,091,111.92/x
  3. Step 3: Cross multiply
    13,581,716,570.16x = 18,742,764,648.60 × 7,560,091,111.92
  4. Step 4: Simplify right side
    13,581,716,570.16x = 141,697,008,432,689,233,920
  5. Step 5: Solve for x
    x = 141,697,008,432,689,233,920/13,581,716,570.16
  6. Step 6: Final answer
    x = 10,432,923,386.43

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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.