Home / 86,130,573.75-129,249,643.01-57,396,870.27

Finding the Fourth Proportional to 86,130,573.75, 129,249,643.01 and 57,396,870.27

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Solution

The fourth proportional to 86,130,573.75, 129,249,643.01 and 57,396,870.27 is: 86,131,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,130,573.75 : 129,249,643.01 = 57,396,870.27 : x
  2. Step 2: Convert to fraction form
    86,130,573.75/129,249,643.01 = 57,396,870.27/x
  3. Step 3: Cross multiply
    86,130,573.75x = 129,249,643.01 × 57,396,870.27
  4. Step 4: Simplify right side
    86,130,573.75x = 7,418,524,992,001,798
  5. Step 5: Solve for x
    x = 7,418,524,992,001,798/86,130,573.75
  6. Step 6: Final answer
    x = 86,131,145.64

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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.