Home / 12,087,344,460,742-18,112,567,121,643-7,176,710,908,697

Finding the Fourth Proportional to 12,087,344,460,742, 18,112,567,121,643 and 7,176,710,908,697

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Solution

The fourth proportional to 12,087,344,460,742, 18,112,567,121,643 and 7,176,710,908,697 is: 10,754,112,159,919.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,344,460,742 : 18,112,567,121,643 = 7,176,710,908,697 : x
  2. Step 2: Convert to fraction form
    12,087,344,460,742/18,112,567,121,643 = 7,176,710,908,697/x
  3. Step 3: Cross multiply
    12,087,344,460,742x = 18,112,567,121,643 × 7,176,710,908,697
  4. Step 4: Simplify right side
    12,087,344,460,742x = 129,988,658,046,401,943,756,079,104
  5. Step 5: Solve for x
    x = 129,988,658,046,401,943,756,079,104/12,087,344,460,742
  6. Step 6: Final answer
    x = 10,754,112,159,919.56

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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.