Home / 54,404,328.90-81,606,493.35-51,286,541.70

Finding the Fourth Proportional to 54,404,328.90, 81,606,493.35 and 51,286,541.70

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Solution

The fourth proportional to 54,404,328.90, 81,606,493.35 and 51,286,541.70 is: 76,929,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,328.90 : 81,606,493.35 = 51,286,541.70 : x
  2. Step 2: Convert to fraction form
    54,404,328.90/81,606,493.35 = 51,286,541.70/x
  3. Step 3: Cross multiply
    54,404,328.90x = 81,606,493.35 × 51,286,541.70
  4. Step 4: Simplify right side
    54,404,328.90x = 4,185,314,824,185,547.50
  5. Step 5: Solve for x
    x = 4,185,314,824,185,547.50/54,404,328.90
  6. Step 6: Final answer
    x = 76,929,812.55

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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.