Home / 112,338,340.65-168,507,510.98-69,067,233.45

Finding the Fourth Proportional to 112,338,340.65, 168,507,510.98 and 69,067,233.45

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Solution

The fourth proportional to 112,338,340.65, 168,507,510.98 and 69,067,233.45 is: 103,600,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,338,340.65 : 168,507,510.98 = 69,067,233.45 : x
  2. Step 2: Convert to fraction form
    112,338,340.65/168,507,510.98 = 69,067,233.45/x
  3. Step 3: Cross multiply
    112,338,340.65x = 168,507,510.98 × 69,067,233.45
  4. Step 4: Simplify right side
    112,338,340.65x = 11,638,347,598,588,762
  5. Step 5: Solve for x
    x = 11,638,347,598,588,762/112,338,340.65
  6. Step 6: Final answer
    x = 103,600,850.18

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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.