Home / 92,643,672.72-138,966,506.94-27,948,038.28

Finding the Fourth Proportional to 92,643,672.72, 138,966,506.94 and 27,948,038.28

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Solution

The fourth proportional to 92,643,672.72, 138,966,506.94 and 27,948,038.28 is: 41,922,358.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,643,672.72 : 138,966,506.94 = 27,948,038.28 : x
  2. Step 2: Convert to fraction form
    92,643,672.72/138,966,506.94 = 27,948,038.28/x
  3. Step 3: Cross multiply
    92,643,672.72x = 138,966,506.94 × 27,948,038.28
  4. Step 4: Simplify right side
    92,643,672.72x = 3,883,841,255,597,006
  5. Step 5: Solve for x
    x = 3,883,841,255,597,006/92,643,672.72
  6. Step 6: Final answer
    x = 41,922,358.45

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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.