Home / 86,120,490,170.16-129,180,193,185.48-46,345,001,101.56

Finding the Fourth Proportional to 86,120,490,170.16, 129,180,193,185.48 and 46,345,001,101.56

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Solution

The fourth proportional to 86,120,490,170.16, 129,180,193,185.48 and 46,345,001,101.56 is: 69,517,209,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,120,490,170.16 : 129,180,193,185.48 = 46,345,001,101.56 : x
  2. Step 2: Convert to fraction form
    86,120,490,170.16/129,180,193,185.48 = 46,345,001,101.56/x
  3. Step 3: Cross multiply
    86,120,490,170.16x = 129,180,193,185.48 × 46,345,001,101.56
  4. Step 4: Simplify right side
    86,120,490,170.16x = 5,986,856,195,480,803,606,528
  5. Step 5: Solve for x
    x = 5,986,856,195,480,803,606,528/86,120,490,170.16
  6. Step 6: Final answer
    x = 69,517,209,942.16

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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.