Home / 68,509,878.99-94,543,531.80-37,147,870.98

Finding the Fourth Proportional to 68,509,878.99, 94,543,531.80 and 37,147,870.98

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Solution

The fourth proportional to 68,509,878.99, 94,543,531.80 and 37,147,870.98 is: 51,264,007.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,509,878.99 : 94,543,531.80 = 37,147,870.98 : x
  2. Step 2: Convert to fraction form
    68,509,878.99/94,543,531.80 = 37,147,870.98/x
  3. Step 3: Cross multiply
    68,509,878.99x = 94,543,531.80 × 37,147,870.98
  4. Step 4: Simplify right side
    68,509,878.99x = 3,512,090,921,299,926.50
  5. Step 5: Solve for x
    x = 3,512,090,921,299,926.50/68,509,878.99
  6. Step 6: Final answer
    x = 51,264,007.08

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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.